Update --save help

Fix/sgn

.github/workflows/autorelease.yml

@@ -38,6 +38,8 @@ jobs:
     steps:
       - name: Check Out Code
         uses: actions/checkout@v6
+        with:
+          fetch-depth: 0
 
       - name: Go 1.25
         uses: actions/setup-go@v6

.gitignore

@@ -2,6 +2,11 @@
 /.devcontainer
 /.idea
 
+/artifacts
+/artifacts/**
+
+*.rc
+
 /Dockerfile.*
 /*.sdk.tar.xz
 

Makefile

@@ -29,11 +29,14 @@ MIN_SUPPORTED_GO_MAJOR_VERSION = 1
 MIN_SUPPORTED_GO_MINOR_VERSION = 24
 GO_VERSION_VALIDATION_ERR_MSG = Golang version is not supported, please update to at least $(MIN_SUPPORTED_GO_MAJOR_VERSION).$(MIN_SUPPORTED_GO_MINOR_VERSION)
 
+SLIVER_PUBLIC_KEY ?= RWTZPg959v3b7tLG7VzKHRB1/QT+d3c71Uzetfa44qAoX5rH7mGoQTTR
 ARMORY_PUBLIC_KEY ?= RWSBpxpRWDrD7Fe+VvRE3c2VEDC2NK80rlNCj+BX0gz44Xw07r6KQD9L
 ARMORY_REPO_URL ?= https://api.github.com/repos/sliverarmory/armory/releases
 CLIENT_ASSETS_PKG = github.com/bishopfox/sliver/client/assets
+SLIVER_UPDATE_PKG = github.com/bishopfox/sliver/client/command/update
 
 LDFLAGS = -ldflags "-s -w \
+	-X $(SLIVER_UPDATE_PKG).SliverPublicKey=$(SLIVER_PUBLIC_KEY) \
 	-X $(CLIENT_ASSETS_PKG).DefaultArmoryPublicKey=$(ARMORY_PUBLIC_KEY) \
 	-X $(CLIENT_ASSETS_PKG).DefaultArmoryRepoURL=$(ARMORY_REPO_URL)"
 

README.md

@@ -39,11 +39,8 @@ Please checkout the [wiki](https://sliver.sh/), or start a [GitHub discussion](h
 
 See the [wiki](https://sliver.sh/docs?name=Compile+from+Source).
 
-### Feedback
-
-Please take a moment and fill out [our survey](https://forms.gle/SwVsHFNh24ChG58C6).
-
 ### License - GPLv3
 
 Sliver is licensed under [GPLv3](https://www.gnu.org/licenses/gpl-3.0.en.html), some sub-components may have separate licenses. See their respective subdirectories in this project for details.
 
+

client/assets/assets.go

@@ -73,6 +73,18 @@ func GetConsoleLogsDir() string {
 	return consoleLogsDir
 }
 
+// GetMCPLogsDir - Get the Sliver client MCP logs dir ~/.sliver-client/logs/mcp/
+func GetMCPLogsDir() string {
+	mcpLogsDir := filepath.Join(GetClientLogsDir(), "mcp")
+	if _, err := os.Stat(mcpLogsDir); os.IsNotExist(err) {
+		err = os.MkdirAll(mcpLogsDir, 0700)
+		if err != nil {
+			log.Fatal(err)
+		}
+	}
+	return mcpLogsDir
+}
+
 func assetVersion() string {
 	appDir := GetRootAppDir()
 	data, err := os.ReadFile(filepath.Join(appDir, versionFileName))

client/cli/cli.go

@@ -51,6 +51,7 @@ func init() {
 	defer logFile.Close()
 
 	rootCmd.TraverseChildren = true
+	rootCmd.Flags().String(RCFlagName, "", "path to rc script file")
 
 	// Create the console client, without any RPC or commands bound to it yet.
 	// This created before anything so that multiple commands can make use of
@@ -69,6 +70,9 @@ func init() {
 	// other command trees below, such as the implant one.
 	rootCmd.AddCommand(consoleCmd(con))
 
+	// MCP stdio server.
+	rootCmd.AddCommand(mcpCmd(con))
+
 	// Implant.
 	// The implant command allows users to run commands on slivers from their
 	// system shell. It makes use of pre-runners for connecting to the server

client/cli/console.go

@@ -40,6 +40,7 @@ func consoleCmd(con *console.SliverClient) *cobra.Command {
 		Short: "Start the sliver client console",
 	}
 
+	consoleCmd.Flags().String(RCFlagName, "", "path to rc script file")
 	consoleCmd.RunE, consoleCmd.PersistentPostRunE = consoleRunnerCmd(con, true)
 	return consoleCmd
 }
@@ -47,7 +48,7 @@ func consoleCmd(con *console.SliverClient) *cobra.Command {
 func consoleRunnerCmd(con *console.SliverClient, run bool) (pre, post func(cmd *cobra.Command, args []string) error) {
 	var ln *grpc.ClientConn
 
-	pre = func(_ *cobra.Command, _ []string) error {
+	pre = func(cmd *cobra.Command, _ []string) error {
 
 		configs := assets.GetConfigs()
 		if len(configs) == 0 {
@@ -59,13 +60,18 @@ func consoleRunnerCmd(con *console.SliverClient, run bool) (pre, post func(cmd *
 			return nil
 		}
 
+		rcScript, err := ReadRCScript(cmd)
+		if err != nil {
+			fmt.Printf("Failed to read rc script: %s\n", err)
+			return nil
+		}
+
 		// Don't clobber output when simply running an implant command from system shell.
 		if run {
 			fmt.Printf("Connecting to %s:%d ...\n", config.LHost, config.LPort)
 		}
 
 		var rpc rpcpb.SliverRPCClient
-		var err error
 
 		rpc, ln, err = transport.MTLSConnect(config)
 		if err != nil {
@@ -76,7 +82,7 @@ func consoleRunnerCmd(con *console.SliverClient, run bool) (pre, post func(cmd *
 		// Wait for any connection state changes and exit if the connection is lost.
 		go handleConnectionLost(ln)
 
-		return console.StartClient(con, rpc, command.ServerCommands(con, nil), command.SliverCommands(con), run)
+		return console.StartClient(con, rpc, command.ServerCommands(con, nil), command.SliverCommands(con), run, rcScript)
 	}
 
 	// Close the RPC connection once exiting

client/cli/mcp.go

@@ -0,0 +1,94 @@
+package cli
+
+/*
+	Sliver Implant Framework
+	Copyright (C) 2023  Bishop Fox
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+
+	"github.com/bishopfox/sliver/client/assets"
+	"github.com/bishopfox/sliver/client/console"
+	clientmcp "github.com/bishopfox/sliver/client/mcp"
+	"github.com/bishopfox/sliver/client/transport"
+	"github.com/spf13/cobra"
+)
+
+func mcpCmd(con *console.SliverClient) *cobra.Command {
+	mcpCmd := &cobra.Command{
+		Use:   "mcp",
+		Short: "Start the MCP stdio server",
+		RunE: func(cmd *cobra.Command, args []string) error {
+			return runMCP(cmd, con)
+		},
+	}
+	mcpCmd.Flags().String("config", "", "path to client config file")
+	return mcpCmd
+}
+
+func runMCP(cmd *cobra.Command, con *console.SliverClient) error {
+	configPath, _ := cmd.Flags().GetString("config")
+	config, err := loadMCPClientConfig(configPath)
+	if err != nil {
+		fmt.Printf("%s\n", err)
+		return nil
+	}
+
+	rpc, ln, err := transport.MTLSConnect(config)
+	if err != nil {
+		fmt.Printf("Connection to server failed %s\n", err)
+		return nil
+	}
+	defer ln.Close()
+
+	con.Rpc = rpc
+	go handleConnectionLost(ln)
+
+	cfg := clientmcp.DefaultConfig()
+	if err := clientmcp.ServeStdio(cfg, con.Rpc); err != nil {
+		fmt.Printf("MCP server error: %s\n", err)
+		return nil
+	}
+	return nil
+}
+
+func loadMCPClientConfig(path string) (*assets.ClientConfig, error) {
+	if path != "" {
+		configPath := path
+		if !filepath.IsAbs(configPath) {
+			if _, err := os.Stat(configPath); err != nil {
+				configPath = filepath.Join(assets.GetConfigDir(), configPath)
+			}
+		}
+		return assets.ReadConfig(configPath)
+	}
+
+	configs := assets.GetConfigs()
+	switch len(configs) {
+	case 0:
+		return nil, fmt.Errorf("no config files found at %s (use --config)", assets.GetConfigDir())
+	case 1:
+		for _, config := range configs {
+			return config, nil
+		}
+	default:
+		return nil, fmt.Errorf("multiple configs found; use --config to select one")
+	}
+	return nil, fmt.Errorf("no config files found")
+}

client/cli/rc.go

@@ -0,0 +1,31 @@
+package cli
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/spf13/cobra"
+)
+
+const RCFlagName = "rc"
+
+func ReadRCScript(cmd *cobra.Command) (string, error) {
+	if cmd == nil {
+		return "", nil
+	}
+	if cmd.Flags().Lookup(RCFlagName) == nil {
+		return "", nil
+	}
+	rcPath, err := cmd.Flags().GetString(RCFlagName)
+	if err != nil {
+		return "", err
+	}
+	if rcPath == "" {
+		return "", nil
+	}
+	data, err := os.ReadFile(rcPath)
+	if err != nil {
+		return "", fmt.Errorf("read rc script %q: %w", rcPath, err)
+	}
+	return string(data), nil
+}

client/command/README.md

@@ -8,7 +8,7 @@ Shared registration glue, scaffolding, and helpers for Sliver client console com
 
 - `command.go` – Provides helpers for binding Cobra commands, flag sets, and visibility filters into the client command tree.
 - `server.go` – Defines the server menu composition, wiring each server-side command group onto the root console structure at runtime.
-- `sliver.go` – Builds the implant/Sliver menu, attaching per-target command groups and loading alias/extension manifests before exposure.
+- `main.go` – Builds the implant/Sliver menu, attaching per-target command groups and loading alias/extension manifests before exposure.
 
 ## Sub-packages
 
@@ -40,6 +40,7 @@ Shared registration glue, scaffolding, and helpers for Sliver client console com
 - `licenses/` – Implements the 'licenses' command group for the Sliver client console.
 - `loot/` – Implements the 'loot' command group for the Sliver client console.
 - `monitor/` – Implements the 'monitor' command group for the Sliver client console.
+- `mcp/` – Implements the 'mcp' command group for the Sliver client console.
 - `network/` – Implements the 'network' command group for the Sliver client console.
 - `operators/` – Implements the 'operators' command group for the Sliver client console.
 - `pivots/` – Implements the 'pivots' command group for the Sliver client console.

client/command/aka/README.md

@@ -0,0 +1,23 @@
+# client/command/aka
+
+## Overview
+
+Implements the 'aka' command group for the Sliver client console. "Aka"s are
+command aliases (like 'alias' in 'bash') that allow operators to specify
+shorthand commands and default arguments for commonly used commands.
+
+### Examples:
+
+- `aka create bg background`: Allows an operator to run `bg` from the implant 
+menu to quickly move back to the server menu
+- `aka create execw execute -o "C:\Windows\System32\cmd.exe" /c`: Shorthand for
+  executing binaries on Windows targets like: `execw arp -a`
+
+## Go Files
+
+- `commands.go` – Wires Cobra commands for listing, creating, and deleting command aliases in the client console.
+- `create.go` – Handles creating command aliases to use by the client.
+- `delete.go` – Removes command aliases currently tracked by the client. 
+- `hook.go` – The main hooking logic to intercept commands ran by the client console. The hook will intercept processing before hitting the Cobra tree to transform the command alias to a full command with default arguments from the command alias and user-provided arguments to the alias.
+- `list.go` - Lists the current command aliases tracked by the client.
+- `storage.go` - Supports the saving of aliases to disk to keep between runs of the client. 

client/command/aka/commands.go

@@ -0,0 +1,59 @@
+package aka
+
+import (
+	"github.com/bishopfox/sliver/client/console"
+	"github.com/bishopfox/sliver/client/constants"
+	"github.com/spf13/cobra"
+)
+
+func ServerCommands(con *console.SliverClient) []*cobra.Command {
+	return commands(con, constants.GenericHelpGroup)
+}
+
+func ImplantCommands(con *console.SliverClient) []*cobra.Command {
+	return commands(con, constants.SliverCoreHelpGroup)
+}
+
+func commands(con *console.SliverClient, group string) []*cobra.Command {
+	akaCommand := &cobra.Command{
+		Use:   "aka",
+		Short: "Manage command aliases (aka's)",
+		Run: func(cmd *cobra.Command, args []string) {
+			AkaListCmd(cmd, con, args)
+		},
+		GroupID: group,
+	}
+
+	createAka := &cobra.Command{
+		Use:                   "create <alias> <command> [args...]",
+		Short:                 "Create a new command alias (aka)",
+		Args:                  cobra.MinimumNArgs(2),
+		DisableFlagParsing:    true, // No flags with aka create so we capture flags to other commands
+		DisableFlagsInUseLine: true,
+		Run: func(cmd *cobra.Command, args []string) {
+			AkaCreateCmd(cmd, con, args)
+		},
+	}
+	createAka.InitDefaultHelpFlag()
+	createAka.Flags().Lookup("help").Hidden = true
+	akaCommand.AddCommand(createAka)
+
+	deleteAka := &cobra.Command{
+		Use:   "delete <alias>",
+		Short: "Delete a command alias (aka)",
+		Args:  cobra.MinimumNArgs(1),
+		Run: func(cmd *cobra.Command, args []string) {
+			AkaDeleteCmd(cmd, con, args)
+		},
+	}
+	akaCommand.AddCommand(deleteAka)
+
+	con.App.PreCmdRunLineHooks = append(con.App.PreCmdRunLineHooks, Cmdhook)
+
+	err := LoadAkaAliases()
+	if err != nil {
+		con.PrintErrorf("Failed to load aka alises: %s\n", err)
+	}
+
+	return []*cobra.Command{akaCommand}
+}

client/command/aka/create.go

@@ -0,0 +1,46 @@
+package aka
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/bishopfox/sliver/client/console"
+	"github.com/spf13/cobra"
+)
+
+func AkaCreateCmd(cmd *cobra.Command, con *console.SliverClient, args []string) {
+	aliasName := args[0]
+	command := args[1]
+	defaultArgs := args[2:] // anything else is going to be the default args to the alias
+
+	if _, exists := akaAliases[aliasName]; exists {
+		con.PrintErrorf("Alias '%s' already exists\n", aliasName)
+		return
+	}
+
+	var desc string
+	if len(defaultArgs) == 0 {
+		desc = fmt.Sprintf("%s", command)
+	} else {
+		desc = fmt.Sprintf("%s %s", command, strings.Join(defaultArgs, " "))
+	}
+
+	alias := &AkaAlias{
+		Name:        aliasName,
+		Command:     command,
+		DefaultArgs: defaultArgs,
+		Description: desc,
+	}
+
+	akaAliases[aliasName] = alias
+
+	// save this new alias to disk
+	err := SaveAkaAliases()
+	if err != nil {
+		con.PrintErrorf("Failed to save alias '%s' to disk: %s\n", aliasName, err)
+		// we still technically added it to the map, so the alias did get created in
+		// memory so we should still print the Info message below
+	}
+
+	con.PrintInfof("Create alias for '%s' -> '%v'\n", aliasName, alias.Description)
+}

client/command/aka/delete.go

@@ -0,0 +1,25 @@
+package aka
+
+import (
+	"github.com/bishopfox/sliver/client/console"
+	"github.com/spf13/cobra"
+)
+
+func AkaDeleteCmd(cmd *cobra.Command, con *console.SliverClient, args []string) {
+	aliasName := args[0]
+	if _, exists := akaAliases[aliasName]; !exists {
+		con.PrintErrorf("Alias '%s' does not exist\n", aliasName)
+		return
+	}
+
+	delete(akaAliases, aliasName)
+
+	// Save updated map to disk
+	err := SaveAkaAliases()
+	if err != nil {
+		con.PrintErrorf("Failed to save aliases to disk: %s\n", err)
+		return
+	}
+
+	con.PrintInfof("Deleted alias '%s'\n", aliasName)
+}

client/command/aka/hook.go

@@ -0,0 +1,27 @@
+package aka
+
+import (
+	"strings"
+)
+
+func Cmdhook(args []string) ([]string, error) {
+	if len(args) == 0 {
+		return args, nil
+	}
+
+	if aliasArgs, exists := akaAliases[args[0]]; exists {
+		var expandedArgs []string
+
+		expandedArgs = append(expandedArgs, aliasArgs.Command)
+		expandedArgs = append(expandedArgs, aliasArgs.DefaultArgs...)
+		// join the user passed args so the shell processes it without flags if
+		// available
+		if len(args[1:]) > 0 {
+			expandedArgs = append(expandedArgs, strings.Join(args[1:], " "))
+		}
+
+		return expandedArgs, nil
+	}
+
+	return args, nil
+}

client/command/aka/list.go

@@ -0,0 +1,31 @@
+package aka
+
+import (
+	"github.com/bishopfox/sliver/client/command/settings"
+	"github.com/bishopfox/sliver/client/console"
+	"github.com/jedib0t/go-pretty/v6/table"
+	"github.com/spf13/cobra"
+)
+
+func AkaListCmd(cmd *cobra.Command, con *console.SliverClient, args []string) {
+	if len(akaAliases) == 0 {
+		con.PrintInfof("No command aliases created. Use `aka create` to create one.\n")
+		return
+	}
+
+	tw := table.NewWriter()
+	tw.SetStyle(settings.GetTableStyle(con))
+	tw.AppendHeader(table.Row{
+		"Alias",
+		"Command",
+	})
+
+	for alias, cmd := range akaAliases {
+		tw.AppendRow(table.Row{
+			alias,
+			cmd.Description,
+		})
+	}
+
+	con.Printf("%s\n", tw.Render())
+}

client/command/aka/storage.go

@@ -0,0 +1,68 @@
+package aka
+
+import (
+	"encoding/json"
+	"os"
+	"path/filepath"
+
+	"github.com/bishopfox/sliver/client/assets"
+)
+
+type AkaAlias struct {
+	Name        string   `json:"name"`         // alias Name
+	Command     string   `json:"command"`      // command being aliased
+	DefaultArgs []string `json:"default_args"` // args passed by the user
+	Description string   `json:"description"`
+}
+
+var akaAliases = make(map[string]*AkaAlias)
+
+const (
+	akaAliasFileName = "aka-aliases.json"
+)
+
+func GetAkaAliasesFilePath() string {
+	return filepath.Join(assets.GetRootAppDir(), akaAliasFileName)
+}
+
+func LoadAkaAliases() error {
+	filepath := GetAkaAliasesFilePath()
+	data, err := os.ReadFile(filepath)
+	if err != nil {
+		// if file hasn't been created yet, we fail gracefully
+		if os.IsNotExist(err) {
+			return nil
+		}
+		// otherwise, return the actual error; something else went wrong
+		return err
+	}
+
+	aliases := []AkaAlias{}
+	err = json.Unmarshal(data, &aliases)
+	if err != nil {
+		return err
+	}
+
+	akaAliases = make(map[string]*AkaAlias)
+
+	for _, alias := range aliases {
+		akaAliases[alias.Name] = &alias
+	}
+
+	return nil
+}
+
+func SaveAkaAliases() error {
+	filepath := GetAkaAliasesFilePath()
+	aliases := make([]*AkaAlias, 0, len(akaAliases))
+	for _, alias := range akaAliases {
+		aliases = append(aliases, alias)
+	}
+
+	data, err := json.MarshalIndent(aliases, "", "  ")
+	if err != nil {
+		return err
+	}
+
+	return os.WriteFile(filepath, data, 0o600)
+}

client/command/alias/load.go

@@ -36,6 +36,7 @@ import (
 	"github.com/bishopfox/sliver/protobuf/clientpb"
 	"github.com/bishopfox/sliver/protobuf/sliverpb"
 	"github.com/bishopfox/sliver/util"
+	"github.com/carapace-sh/carapace"
 	app "github.com/reeflective/console"
 	"github.com/spf13/cobra"
 	"github.com/spf13/pflag"
@@ -76,6 +77,16 @@ type AliasFile struct {
 	Path string `json:"path"`
 }
 
+// AliasArgument - An argument for an alias command.
+type AliasArgument struct {
+	Name     string      `json:"name"`
+	Type     string      `json:"type"`
+	Desc     string      `json:"desc"`
+	Optional bool        `json:"optional"`
+	Default  interface{} `json:"default,omitempty"`
+	Choices  []string    `json:"choices,omitempty"`
+}
+
 // AliasManifest - The manifest for an alias, contains metadata.
 type AliasManifest struct {
 	Name           string `json:"name"`
@@ -89,6 +100,7 @@ type AliasManifest struct {
 	Entrypoint   string                 `json:"entrypoint"`
 	AllowArgs    bool                   `json:"allow_args"`
 	DefaultArgs  string                 `json:"default_args"`
+	Arguments    []*AliasArgument       `json:"arguments"`
 	Files        []*AliasFile           `json:"files"`
 	IsReflective bool                   `json:"is_reflective"`
 	IsAssembly   bool                   `json:"is_assembly"`
@@ -158,15 +170,60 @@ func LoadAlias(manifestPath string, cmd *cobra.Command, con *console.SliverClien
 	}
 	aliasManifest.RootPath = filepath.Dir(manifestPath)
 
+	// Build usage string including arguments
+	usage := strings.Builder{}
+	usage.WriteString(aliasManifest.CommandName)
+	for _, arg := range aliasManifest.Arguments {
+		usage.WriteString(" ")
+		if arg.Optional {
+			usage.WriteString("[")
+		}
+		usage.WriteString(strings.ToUpper(arg.Name))
+		if arg.Optional {
+			usage.WriteString("]")
+		}
+	}
+
+	// Build long help message
+	longHelp := strings.Builder{}
+	longHelp.WriteString("[[.Bold]]Command:[[.Normal]]")
+	longHelp.WriteString(usage.String())
+	longHelp.WriteString("\n")
+	if len(aliasManifest.Help) > 0 || len(aliasManifest.LongHelp) > 0 {
+		longHelp.WriteString("[[.Bold]]About:[[.Normal]]")
+		if len(aliasManifest.Help) > 0 {
+			longHelp.WriteString(aliasManifest.Help)
+			longHelp.WriteString("\n")
+		}
+		if len(aliasManifest.LongHelp) > 0 {
+			longHelp.WriteString(aliasManifest.LongHelp)
+			longHelp.WriteString("\n")
+		}
+	}
+	if len(aliasManifest.Arguments) > 0 {
+		longHelp.WriteString("[[.Bold]]Arguments:[[.Normal]]")
+		for _, arg := range aliasManifest.Arguments {
+			longHelp.WriteString("\n\t")
+			optStr := ""
+			if arg.Optional {
+				optStr = "[OPTIONAL]"
+			}
+			aType := arg.Type
+			if aType == "wstring" {
+				aType = "string"
+			}
+			longHelp.WriteString(fmt.Sprintf("%s (%s):\t%s%s", strings.ToUpper(arg.Name), aType, optStr, arg.Desc))
+		}
+	}
+	longHelp.WriteString("\n\n⚠️  If you're having issues passing arguments to the alias please read:\n")
+	longHelp.WriteString("https://github.com/BishopFox/sliver/wiki/Aliases-&-Extensions#aliases-command-parsing")
+
 	// for each alias command, add a new app command
 	helpMsg := fmt.Sprintf("[%s] %s", aliasManifest.Name, aliasManifest.Help)
-	longHelpMsg := help.FormatHelpTmpl(aliasManifest.LongHelp)
-	longHelpMsg += "\n\n⚠️  If you're having issues passing arguments to the alias please read:\n"
-	longHelpMsg += "https://github.com/BishopFox/sliver/wiki/Aliases-&-Extensions#aliases-command-parsing"
 	addAliasCmd := &cobra.Command{
-		Use:   aliasManifest.CommandName,
+		Use:   usage.String(),
 		Short: helpMsg,
-		Long:  longHelpMsg,
+		Long:  help.FormatHelpTmpl(longHelp.String()),
 		Run: func(cmd *cobra.Command, args []string) {
 			runAliasCommand(cmd, con, args)
 		},
@@ -196,6 +253,10 @@ func LoadAlias(manifestPath string, cmd *cobra.Command, con *console.SliverClien
 	f.IntP("timeout", "t", defaultTimeout, "command timeout in seconds")
 	addAliasCmd.Flags().AddFlagSet(f)
 
+	// Setup completions for alias arguments
+	comps := carapace.Gen(addAliasCmd)
+	makeAliasArgCompleter(aliasManifest, comps)
+
 	cmd.AddCommand(addAliasCmd)
 
 	// Have to use a global map here, as passing the aliasCmd
@@ -589,3 +650,105 @@ func makeAliasPlatformFilters(alias *AliasManifest) map[string]string {
 		app.CommandFilterKey: strings.Join(all, ","),
 	}
 }
+
+// makeAliasArgCompleter builds the positional and dash arguments completer for the alias.
+// It provides completion for:
+// 1. Positional arguments (before --)
+// 2. Flag-style arguments after -- (e.g., --target, --port)
+func makeAliasArgCompleter(alias *AliasManifest, comps *carapace.Carapace) {
+	if len(alias.Arguments) == 0 {
+		return
+	}
+
+	var actions []carapace.Action
+
+	for _, arg := range alias.Arguments {
+		var action carapace.Action
+
+		// If choices are defined, use them for completion
+		if len(arg.Choices) > 0 {
+			action = carapace.ActionValues(arg.Choices...).Tag("choices")
+		} else {
+			// Fall back to type-based completion
+			switch arg.Type {
+			case "file":
+				action = carapace.ActionFiles().Tag("alias data")
+			default:
+				action = carapace.ActionValues()
+			}
+		}
+
+		usage := fmt.Sprintf("(%s) %s", arg.Type, arg.Desc)
+		if arg.Optional {
+			usage += " (optional)"
+		}
+
+		actions = append(actions, action.Usage("%s", usage))
+	}
+
+	comps.PositionalCompletion(actions...)
+
+	// Add dash completion for flag-style arguments after --
+	// Pre-build the flag completions at registration time (not in a callback)
+	flagCompletion := makeAliasFlagNameCompletion(alias)
+
+	// Build value completions for each argument type
+	valueCompletions := make(map[string]carapace.Action)
+	for _, arg := range alias.Arguments {
+		// If choices are defined, use them for completion
+		if len(arg.Choices) > 0 {
+			valueCompletions[arg.Name] = carapace.ActionValues(arg.Choices...).Tag("choices")
+		} else {
+			// Fall back to type-based completion
+			switch arg.Type {
+			case "file":
+				valueCompletions[arg.Name] = carapace.ActionFiles().Tag("file path")
+			case "bool":
+				valueCompletions[arg.Name] = carapace.ActionValues("true", "false").Tag("boolean")
+			default:
+				valueCompletions[arg.Name] = carapace.ActionValues()
+			}
+		}
+	}
+
+	// Use DashAnyCompletion with a smart action that determines context
+	comps.DashAnyCompletion(
+		carapace.ActionCallback(func(c carapace.Context) carapace.Action {
+			// If typing a flag (starts with -)
+			if strings.HasPrefix(c.Value, "-") {
+				return flagCompletion
+			}
+
+			// If previous arg was a flag, complete its value
+			if len(c.Args) > 0 {
+				lastArg := c.Args[len(c.Args)-1]
+				if strings.HasPrefix(lastArg, "-") {
+					flagName := strings.TrimLeft(lastArg, "-")
+					if action, ok := valueCompletions[flagName]; ok {
+						return action
+					}
+				}
+			}
+
+			// Default: show flag names
+			return flagCompletion
+		}),
+	)
+}
+
+// makeAliasFlagNameCompletion creates completion for flag names
+func makeAliasFlagNameCompletion(alias *AliasManifest) carapace.Action {
+	var results []string
+
+	for _, arg := range alias.Arguments {
+		flagName := fmt.Sprintf("--%s", arg.Name)
+		desc := arg.Desc
+		if arg.Optional {
+			desc = fmt.Sprintf("[optional] %s", desc)
+		}
+		desc = fmt.Sprintf("(%s) %s", arg.Type, desc)
+		results = append(results, flagName, desc)
+	}
+
+	return carapace.ActionValuesDescribed(results...).Tag("alias arguments")
+}

client/command/armory/install.go

@@ -274,19 +274,22 @@ func getInstalledPackageNames() []string {
 }
 
 // This is a convenience function to get the names of the commands in the cache
-func getCommandsInCache() []string {
+func getCommandsInCache(armoryPK string) []string {
 	commandNames := []string{}
 
 	pkgCache.Range(func(key, value interface{}) bool {
 		cacheEntry := value.(pkgCacheEntry)
 		if cacheEntry.LastErr == nil {
+			if armoryPK != "" && cacheEntry.ArmoryConfig.PublicKey != armoryPK {
+				return true
+			}
 			if cacheEntry.Pkg.IsAlias {
-				if !slices.Contains(commandNames, cacheEntry.Alias.CommandName) {
+				if cacheEntry.Alias.CommandName != "" && !slices.Contains(commandNames, cacheEntry.Alias.CommandName) {
 					commandNames = append(commandNames, cacheEntry.Alias.CommandName)
 				}
 			} else {
 				for _, command := range cacheEntry.Extension.ExtCommand {
-					if !slices.Contains(commandNames, command.CommandName) {
+					if command.CommandName != "" && !slices.Contains(commandNames, command.CommandName) {
 						commandNames = append(commandNames, command.CommandName)
 					}
 				}
@@ -398,7 +401,7 @@ func buildInstallList(name, armoryPK string, forceInstallation bool, pendingPack
 	var requestedPackageList []string
 	if name == "all" {
 		requestedPackageList = []string{}
-		allCommands := getCommandsInCache()
+		allCommands := getCommandsInCache(armoryPK)
 		for _, cmdName := range allCommands {
 			if !slices.Contains(installedPackages, cmdName) || forceInstallation {
 				// Check to see if there is a package pending with that name
@@ -458,6 +461,15 @@ func installPackageByName(name, armoryPK string, forceInstallation, promptToOver
 	if err != nil {
 		return err
 	}
+	if len(packageInstallList) == 0 && name == "all" {
+		availableCommands := getCommandsInCache(armoryPK)
+		if len(availableCommands) == 0 {
+			con.PrintInfof("No packages or bundles found\n")
+		} else {
+			con.PrintInfof("All available packages are already installed\n")
+		}
+		return nil
+	}
 	if len(packageInstallList) > 0 {
 		for _, packageID := range packageInstallList {
 			entry := packageCacheLookupByID(packageID)

client/command/beacons/beacons.go

@@ -39,6 +39,7 @@ import (
 func BeaconsCmd(cmd *cobra.Command, con *console.SliverClient, args []string) {
 	killFlag, _ := cmd.Flags().GetString("kill")
 	killAll, _ := cmd.Flags().GetBool("kill-all")
+	interact, _ := cmd.Flags().GetString("interact")
 
 	// Handle kill
 	if killFlag != "" {
@@ -72,6 +73,18 @@ func BeaconsCmd(cmd *cobra.Command, con *console.SliverClient, args []string) {
 			con.PrintInfof("Killed %s (%s)\n", beacon.Name, beacon.ID)
 		}
 	}
+
+	if interact != "" {
+		beacon, err := GetBeacon(con, interact)
+		if err != nil {
+			con.PrintErrorf("%s\n", err)
+			return
+		}
+		con.ActiveTarget.Set(nil, beacon)
+		con.PrintInfof("Active beacon %s (%s)\n", beacon.Name, strings.Split(beacon.ID, "-")[0])
+		return
+	}
+
 	filter, _ := cmd.Flags().GetString("filter")
 	var filterRegex *regexp.Regexp
 	if filterRe, _ := cmd.Flags().GetString("filter-re"); filterRe != "" {

client/command/beacons/commands.go

@@ -33,6 +33,7 @@ func Commands(con *console.SliverClient) []*cobra.Command {
 	flags.Bind("beacons", false, beaconsCmd, func(f *pflag.FlagSet) {
 		f.StringP("kill", "k", "", "kill the designated beacon")
 		f.BoolP("kill-all", "K", false, "kill all beacons")
+		f.StringP("interact", "i", "", "interact with a beacon")
 		f.BoolP("force", "F", false, "force killing the beacon")
 
 		f.StringP("filter", "f", "", "filter beacons by substring")
@@ -40,7 +41,9 @@ func Commands(con *console.SliverClient) []*cobra.Command {
 	})
 	flags.BindFlagCompletions(beaconsCmd, func(comp *carapace.ActionMap) {
 		(*comp)["kill"] = BeaconIDCompleter(con)
+		(*comp)["interact"] = BeaconIDCompleter(con)
 	})
+	registerBeaconIDFlagCompletion(beaconsCmd, "interact", con)
 	beaconsRmCmd := &cobra.Command{
 		Use:   consts.RmStr,
 		Short: "Remove a beacon",
@@ -81,22 +84,74 @@ func Commands(con *console.SliverClient) []*cobra.Command {
 // BeaconIDCompleter completes beacon IDs
 func BeaconIDCompleter(con *console.SliverClient) carapace.Action {
 	callback := func(_ carapace.Context) carapace.Action {
-		results := make([]string, 0)
-
-		beacons, err := con.Rpc.GetBeacons(context.Background(), &commonpb.Empty{})
-		if err == nil {
-			for _, b := range beacons.Beacons {
-				link := fmt.Sprintf("[%s <- %s]", b.ActiveC2, b.RemoteAddress)
-				id := fmt.Sprintf("%s (%d)", b.Name, b.PID)
-				userHost := fmt.Sprintf("%s@%s", b.Username, b.Hostname)
-				desc := strings.Join([]string{id, userHost, link}, " ")
-
-				results = append(results, b.ID[:8])
-				results = append(results, desc)
-			}
-		}
-		return carapace.ActionValuesDescribed(results...).Tag("beacons")
+		return carapace.ActionValuesDescribed(beaconCompletionPairs(con)...).Tag("beacons")
 	}
 
 	return carapace.ActionCallback(callback)
 }
+
+func registerBeaconIDFlagCompletion(cmd *cobra.Command, name string, con *console.SliverClient) {
+	if cmd == nil {
+		return
+	}
+	if _, ok := cmd.GetFlagCompletionFunc(name); ok {
+		return
+	}
+	if cmd.Flags().Lookup(name) == nil && cmd.PersistentFlags().Lookup(name) == nil {
+		return
+	}
+	_ = cmd.RegisterFlagCompletionFunc(name, func(_ *cobra.Command, _ []string, toComplete string) ([]string, cobra.ShellCompDirective) {
+		values := describedValuesToTabs(beaconCompletionPairs(con))
+		return filterCompletionValues(values, toComplete), cobra.ShellCompDirectiveNoFileComp
+	})
+}
+
+func beaconCompletionPairs(con *console.SliverClient) []string {
+	results := make([]string, 0)
+	if con == nil || con.Rpc == nil {
+		return results
+	}
+
+	beacons, err := con.Rpc.GetBeacons(context.Background(), &commonpb.Empty{})
+	if err != nil {
+		return results
+	}
+
+	for _, b := range beacons.Beacons {
+		link := fmt.Sprintf("[%s <- %s]", b.ActiveC2, b.RemoteAddress)
+		id := fmt.Sprintf("%s (%d)", b.Name, b.PID)
+		userHost := fmt.Sprintf("%s@%s", b.Username, b.Hostname)
+		desc := strings.Join([]string{id, userHost, link}, " ")
+
+		results = append(results, b.ID[:8], desc)
+	}
+
+	return results
+}
+
+func describedValuesToTabs(values []string) []string {
+	tabbed := make([]string, 0, len(values)/2)
+	for i := 0; i+1 < len(values); i += 2 {
+		tabbed = append(tabbed, fmt.Sprintf("%s\t%s", values[i], values[i+1]))
+	}
+	return tabbed
+}
+
+func filterCompletionValues(values []string, prefix string) []string {
+	if prefix == "" {
+		return values
+	}
+
+	filtered := make([]string, 0, len(values))
+	for _, value := range values {
+		candidate := value
+		if tab := strings.IndexByte(value, '\t'); tab >= 0 {
+			candidate = value[:tab]
+		}
+		if strings.HasPrefix(candidate, prefix) {
+			filtered = append(filtered, value)
+		}
+	}
+
+	return filtered
+}

client/command/c2profiles/c2profiles.go

@@ -21,6 +21,7 @@ package c2profiles
 import (
 	"context"
 	"encoding/json"
+	"errors"
 	"fmt"
 	"io"
 	"net/url"
@@ -42,6 +43,10 @@ import (
 	"github.com/bishopfox/sliver/protobuf/commonpb"
 )
 
+var (
+	ErrNoSelection = errors.New("no selection")
+)
+
 // C2ProfileCmd list available http profiles
 func C2ProfileCmd(cmd *cobra.Command, con *console.SliverClient, args []string) {
 	profileName, _ := cmd.Flags().GetString("name")
@@ -53,7 +58,11 @@ func C2ProfileCmd(cmd *cobra.Command, con *console.SliverClient, args []string)
 			return
 		}
 		if len(httpC2Profiles.Configs) != 1 {
-			profileName = selectC2Profile(httpC2Profiles.Configs)
+			profileName, err = selectC2Profile(httpC2Profiles.Configs)
+			if err != nil {
+				con.PrintErrorf("%s\n", err)
+				return
+			}
 		}
 	}
 
@@ -124,7 +133,11 @@ func ExportC2ProfileCmd(cmd *cobra.Command, con *console.SliverClient, args []st
 			return
 		}
 		if len(httpC2Profiles.Configs) != 1 {
-			profileName = selectC2Profile(httpC2Profiles.Configs)
+			profileName, err = selectC2Profile(httpC2Profiles.Configs)
+			if err != nil {
+				con.PrintErrorf("%s\n", err)
+				return
+			}
 		}
 	}
 
@@ -540,7 +553,7 @@ func PrintC2Profiles(profile *clientpb.HTTPC2Config, con *console.SliverClient)
 	con.Println("\n")
 }
 
-func selectC2Profile(c2profiles []*clientpb.HTTPC2Config) string {
+func selectC2Profile(c2profiles []*clientpb.HTTPC2Config) (string, error) {
 	c2profile := ""
 	var choices []string
 	for _, c2profile := range c2profiles {
@@ -549,7 +562,11 @@ func selectC2Profile(c2profiles []*clientpb.HTTPC2Config) string {
 
 	_ = forms.Select("Select a c2 profile", choices, &c2profile)
 
-	return c2profile
+	if c2profile == "" {
+		return "", ErrNoSelection
+	}
+
+	return c2profile, nil
 }
 
 func updateC2Profile(template *assets.HTTPC2Config, urls []string) (*assets.HTTPC2Config, error) {

client/command/exec/commands.go

@@ -25,12 +25,14 @@ func Commands(con *console.SliverClient) []*cobra.Command {
 	}
 	flags.Bind("", false, executeCmd, func(f *pflag.FlagSet) {
 		f.BoolP("token", "T", false, "execute command with current token (Windows only)")
-		f.BoolP("output", "o", false, "capture command output")
+		f.BoolP("output", "o", true, "capture command output")
 		f.BoolP("save", "s", false, "save output to a file")
 		f.BoolP("loot", "X", false, "save output as loot")
 		f.BoolP("ignore-stderr", "S", false, "don't print STDERR output")
 		f.StringP("stdout", "O", "", "remote path to redirect STDOUT to")
 		f.StringP("stderr", "E", "", "remote path to redirect STDERR to")
+		f.Bool("env-inheritance", true, "inherit environment variables from the current process")
+		f.StringArray("env", nil, "set an environment variable for the child process (key=value)")
 		f.StringP("name", "n", "", "name to assign loot (optional)")
 		f.Uint32P("ppid", "P", 0, "parent process id (optional, Windows only)")
 		f.BoolP("hidden", "H", false, "hide the window of the spawned process (Windows only)")

client/command/exec/execute.go

@@ -49,6 +49,13 @@ func ExecuteCmd(cmd *cobra.Command, con *console.SliverClient, args []string) {
 	saveLoot, _ := cmd.Flags().GetBool("loot")
 	saveOutput, _ := cmd.Flags().GetBool("save")
 	ppid, _ := cmd.Flags().GetUint32("ppid")
+	envInheritance, _ := cmd.Flags().GetBool("env-inheritance")
+	envPairs, _ := cmd.Flags().GetStringArray("env")
+	envVars, err := parseEnvPairs(envPairs)
+	if err != nil {
+		con.PrintErrorf("%s\n", err)
+		return
+	}
 	hostName := getHostname(session, beacon)
 
 	// If the user wants to loot or save the output, we have to capture it regardless of if they specified -o
@@ -59,15 +66,19 @@ func ExecuteCmd(cmd *cobra.Command, con *console.SliverClient, args []string) {
 	}
 
 	var exec *sliverpb.Execute
-	var err error
 
 	ctrl := make(chan bool)
+	con.PrintInfof("Execute: %s [%s]\n", cmdPath, strings.Join(args, " "))
 	con.SpinUntil(fmt.Sprintf("Executing %s %s ...", cmdPath, strings.Join(args, " ")), ctrl)
 	if token || hidden || ppid != 0 {
 		if (session != nil && session.OS != "windows") || (beacon != nil && beacon.OS != "windows") {
 			con.PrintErrorf("The token, hide window, and ppid options are not valid on %s\n", session.OS)
 			return
 		}
+		if envInheritance || len(envVars) > 0 {
+			con.PrintErrorf("The env and env-inheritance options are not supported with token, hidden, or ppid\n")
+			return
+		}
 		exec, err = con.Rpc.ExecuteWindows(context.Background(), &sliverpb.ExecuteWindowsReq{
 			Request:    con.ActiveTarget.Request(cmd),
 			Path:       cmdPath,
@@ -81,12 +92,14 @@ func ExecuteCmd(cmd *cobra.Command, con *console.SliverClient, args []string) {
 		})
 	} else {
 		exec, err = con.Rpc.Execute(context.Background(), &sliverpb.ExecuteReq{
-			Request: con.ActiveTarget.Request(cmd),
-			Path:    cmdPath,
-			Args:    args,
-			Output:  captureOutput,
-			Stderr:  stderr,
-			Stdout:  stdout,
+			Request:        con.ActiveTarget.Request(cmd),
+			Path:           cmdPath,
+			Args:           args,
+			Output:         captureOutput,
+			Stderr:         stderr,
+			Stdout:         stdout,
+			EnvInheritance: envInheritance,
+			Env:            envVars,
 		})
 	}
 	ctrl <- true
@@ -179,6 +192,21 @@ func getHostname(session *clientpb.Session, beacon *clientpb.Beacon) string {
 	return ""
 }
 
+func parseEnvPairs(envPairs []string) (map[string]string, error) {
+	if len(envPairs) == 0 {
+		return nil, nil
+	}
+	envVars := make(map[string]string, len(envPairs))
+	for _, pair := range envPairs {
+		parts := strings.SplitN(pair, "=", 2)
+		if len(parts) != 2 || parts[0] == "" {
+			return nil, fmt.Errorf("invalid --env value %q, expected key=value", pair)
+		}
+		envVars[parts[0]] = parts[1]
+	}
+	return envVars, nil
+}
+
 func determineCommandName(command string) string {
 	commandName := strings.ReplaceAll(command, "\\", "/")
 

client/command/exit/exit.go

@@ -20,7 +20,6 @@ package exit
 
 import (
 	"context"
-	"fmt"
 	"os"
 
 	"github.com/bishopfox/sliver/client/console"
@@ -32,26 +31,25 @@ import (
 
 // ExitCmd - Exit the console.
 func ExitCmd(cmd *cobra.Command, con *console.SliverClient, args []string) {
-	fmt.Println("Exiting...")
 	if con.IsServer {
 		sessions, err := con.Rpc.GetSessions(context.Background(), &commonpb.Empty{})
 		if err != nil {
-			os.Exit(1)
+			flushAndExit(con, 1)
 		}
 		beacons, err := con.Rpc.GetBeacons(context.Background(), &commonpb.Empty{})
 		if err != nil {
-			os.Exit(1)
+			flushAndExit(con, 1)
 		}
 		if 0 < len(sessions.Sessions) || 0 < len(beacons.Beacons) {
 			con.Printf("There are %d active sessions and %d active beacons.\n", len(sessions.Sessions), len(beacons.Beacons))
 			confirm := false
-			_ = forms.Confirm("Are you sure you want to exit?", &confirm)
+			forms.Confirm("Are you sure you want to exit?", &confirm)
 			if !confirm {
 				return
 			}
 		}
 	}
-	os.Exit(0)
+	flushAndExit(con, 0)
 }
 
 // Commands returns the `exit` command.
@@ -65,3 +63,12 @@ func Command(con *console.SliverClient) []*cobra.Command {
 		GroupID: constants.GenericHelpGroup,
 	}}
 }
+
+func flushAndExit(con *console.SliverClient, code int) {
+	if con != nil {
+		con.FlushOutput()
+	} else {
+		os.Stdout.Sync()
+	}
+	os.Exit(code)
+}

client/command/extensions/load.go

@@ -30,7 +30,6 @@ import (
 	"os"
 	"path"
 	"path/filepath"
-	"strconv"
 	"strings"
 
 	"github.com/bishopfox/sliver/client/assets"
@@ -43,8 +42,8 @@ import (
 	"github.com/bishopfox/sliver/protobuf/clientpb"
 	"github.com/bishopfox/sliver/protobuf/sliverpb"
 	"github.com/bishopfox/sliver/util"
+	"github.com/carapace-sh/carapace"
 	appConsole "github.com/reeflective/console"
-	"github.com/rsteube/carapace"
 	"github.com/spf13/cobra"
 	"github.com/spf13/pflag"
 	"google.golang.org/protobuf/proto"
@@ -121,6 +120,7 @@ type extensionArgument struct {
 	Desc     string      `json:"desc"`
 	Optional bool        `json:"optional"`
 	Default  interface{} `json:"default,omitempty"`
+	Choices  []string    `json:"choices,omitempty"`
 }
 
 func (e *ExtCommand) getFileForTarget(targetOS string, targetArch string) (string, error) {
@@ -689,94 +689,6 @@ func PrintExtOutput(extName string, commandName string, outputSchema *packages.O
 	}
 }
 
-func getExtArgs(_ *cobra.Command, args []string, _ string, ext *ExtCommand) ([]byte, error) {
-	var err error
-	argsBuffer := core.BOFArgsBuffer{
-		Buffer: new(bytes.Buffer),
-	}
-
-	// Parse BOF arguments from grumble
-	missingRequiredArgs := make([]string, 0)
-
-	// If we have an extension that expects a single string, but more than one has been parsed, combine them
-	if len(ext.Arguments) == 1 && strings.Contains(ext.Arguments[0].Type, "string") && len(args) > 0 {
-		// The loop below will only read the first element of args because ext.Arguments is 1
-		args[0] = strings.Join(args, " ")
-	}
-
-	for _, arg := range ext.Arguments {
-		// If we don't have any positional words left to consume,
-		// add the remaining required extension arguments in the
-		// error message.
-		if len(args) == 0 {
-			if !arg.Optional {
-				missingRequiredArgs = append(missingRequiredArgs, "`"+arg.Name+"`")
-			}
-			continue
-		}
-
-		// Else pop a word from the list
-		word := args[0]
-		args = args[1:]
-
-		switch arg.Type {
-		case "integer":
-			fallthrough
-		case "int":
-			val, err := strconv.Atoi(word)
-			if err != nil {
-				return nil, err
-			}
-			err = argsBuffer.AddInt(uint32(val))
-			if err != nil {
-				return nil, err
-			}
-		case "short":
-			val, err := strconv.Atoi(word)
-			if err != nil {
-				return nil, err
-			}
-			err = argsBuffer.AddShort(uint16(val))
-			if err != nil {
-				return nil, err
-			}
-		case "string":
-			err = argsBuffer.AddString(word)
-			if err != nil {
-				return nil, err
-			}
-		case "wstring":
-			err = argsBuffer.AddWString(word)
-			if err != nil {
-				return nil, err
-			}
-		// Adding support for filepaths so we can
-		// send binary data like shellcodes to BOFs
-		case "file":
-			data, err := os.ReadFile(word)
-			if err != nil {
-				return nil, err
-			}
-			err = argsBuffer.AddData(data)
-			if err != nil {
-				return nil, err
-			}
-		}
-	}
-
-	// Return if we have missing required arguments
-	if len(missingRequiredArgs) > 0 {
-		return nil, fmt.Errorf("required arguments %s were not provided", strings.Join(missingRequiredArgs, ", "))
-	}
-
-	parsedArgs, err := argsBuffer.GetBuffer()
-	if err != nil {
-		return nil, err
-	}
-
-	return parsedArgs, nil
-}
-
 func getBOFArgs(cmd *cobra.Command, args []string, binPath string, ext *ExtCommand) ([]byte, error) {
 	var extensionArgs []byte
 	binData, err := os.ReadFile(binPath)
@@ -837,16 +749,27 @@ func checkExtensionArgs(extCmd *ExtCommand) error {
 	return nil
 }
 
-// makeExtensionArgCompleter builds the positional arguments completer for the extension.
+// makeExtensionArgCompleter builds the positional and dash arguments completer for the extension.
+// It provides completion for:
+// 1. Positional arguments (before --)
+// 2. Flag-style arguments after -- (e.g., --process, --shellcode)
 func makeExtensionArgCompleter(extCmd *ExtCommand, _ *cobra.Command, comps *carapace.Carapace) {
 	var actions []carapace.Action
 
 	for _, arg := range extCmd.Arguments {
 		var action carapace.Action
 
-		switch arg.Type {
-		case "file":
-			action = carapace.ActionFiles().Tag("extension data")
+		// If choices are defined, use them for completion
+		if len(arg.Choices) > 0 {
+			action = carapace.ActionValues(arg.Choices...).Tag("choices")
+		} else {
+			// Fall back to type-based completion
+			switch arg.Type {
+			case "file":
+				action = carapace.ActionFiles().Tag("extension data")
+			default:
+				action = carapace.ActionValues()
+			}
 		}
 
 		usage := fmt.Sprintf("(%s) %s", arg.Type, arg.Desc)
@@ -858,6 +781,72 @@ func makeExtensionArgCompleter(extCmd *ExtCommand, _ *cobra.Command, comps *cara
 	}
 
 	comps.PositionalCompletion(actions...)
+
+	// Add dash completion for flag-style arguments after --
+	// The extension arguments are parsed as flags (--name value) by argparser.go
+	if len(extCmd.Arguments) > 0 {
+		// Pre-build the flag completions at registration time (not in a callback)
+		// This ensures the values are captured correctly
+		flagCompletion := makeExtensionFlagNameCompletion(extCmd)
+
+		// Build value completions for each argument type
+		valueCompletions := make(map[string]carapace.Action)
+		for _, arg := range extCmd.Arguments {
+			// If choices are defined, use them for completion
+			if len(arg.Choices) > 0 {
+				valueCompletions[arg.Name] = carapace.ActionValues(arg.Choices...).Tag("choices")
+			} else {
+				// Fall back to type-based completion
+				switch arg.Type {
+				case "file":
+					valueCompletions[arg.Name] = carapace.ActionFiles().Tag("file path")
+				default:
+					valueCompletions[arg.Name] = carapace.ActionValues()
+				}
+			}
+		}
+
+		// Use DashAnyCompletion with a smart action that determines context
+		comps.DashAnyCompletion(
+			carapace.ActionCallback(func(c carapace.Context) carapace.Action {
+				// If typing a flag (starts with -)
+				if strings.HasPrefix(c.Value, "-") {
+					return flagCompletion
+				}
+
+				// If previous arg was a flag, complete its value
+				if len(c.Args) > 0 {
+					lastArg := c.Args[len(c.Args)-1]
+					if strings.HasPrefix(lastArg, "-") {
+						flagName := strings.TrimLeft(lastArg, "-")
+						if action, ok := valueCompletions[flagName]; ok {
+							return action
+						}
+					}
+				}
+
+				// Default: show flag names
+				return flagCompletion
+			}),
+		)
+	}
+}
+
+// makeExtensionFlagNameCompletion creates completion for flag names
+func makeExtensionFlagNameCompletion(extCmd *ExtCommand) carapace.Action {
+	var results []string
+
+	for _, arg := range extCmd.Arguments {
+		flagName := fmt.Sprintf("--%s", arg.Name)
+		desc := arg.Desc
+		if arg.Optional {
+			desc = fmt.Sprintf("[optional] %s", desc)
+		}
+		desc = fmt.Sprintf("(%s) %s", arg.Type, desc)
+		results = append(results, flagName, desc)
+	}
+
+	return carapace.ActionValuesDescribed(results...).Tag("extension arguments")
 }
 
 func makeCommandPlatformFilters(extCmd *ExtCommand) map[string]string {

client/command/generate/canaries.go

@@ -32,7 +32,7 @@ func PrintCanaries(con *console.SliverClient, canaries []*clientpb.DNSCanary, bu
 	tw := table.NewWriter()
 	tw.SetStyle(settings.GetTableStyle(con))
 	tw.AppendHeader(table.Row{
-		"Sliver Name",
+		"Implant Name",
 		"Domain",
 		"Triggered",
 		"First Trigger",

client/command/generate/commands.go

@@ -357,6 +357,7 @@ func coreImplantFlagCompletions(cmd *cobra.Command, con *console.SliverClient) {
 		(*comp)["traffic-encoders"] = TrafficEncodersCompleter(con).UniqueList(",")
 		(*comp)["c2profile"] = HTTPC2Completer(con)
 	})
+	registerImplantTargetFlagCompletions(cmd, con)
 }
 
 // coreBeaconFlags binds all flags specific to beacon implants (profiles or compiled).

client/command/generate/generate-beacon.go

@@ -22,7 +22,8 @@ var (
 // GenerateBeaconCmd - The main command used to generate implant binaries
 func GenerateBeaconCmd(cmd *cobra.Command, con *console.SliverClient, args []string) {
 	if shouldRunGenerateBeaconForm(cmd, con, args) {
-		result, err := forms.GenerateBeaconForm()
+		compiler, _ := compilerTargets(con)
+		result, err := forms.GenerateBeaconForm(compiler)
 		if err != nil {
 			if errors.Is(err, forms.ErrUserAborted) {
 				return

client/command/generate/generate.go

@@ -85,12 +85,14 @@ var (
 
 	ErrNoExternalBuilder = errors.New("no external builders are available")
 	ErrNoValidBuilders   = errors.New("no valid external builders for target")
+	ErrNoSelection       = errors.New("no selection")
 )
 
 // GenerateCmd - The main command used to generate implant binaries
 func GenerateCmd(cmd *cobra.Command, con *console.SliverClient, args []string) {
 	if shouldRunGenerateForm(cmd, con, args) {
-		result, err := forms.GenerateForm()
+		compiler, _ := compilerTargets(con)
+		result, err := forms.GenerateForm(compiler)
 		if err != nil {
 			if errors.Is(err, forms.ErrUserAborted) {
 				return
@@ -117,14 +119,15 @@ func GenerateCmd(cmd *cobra.Command, con *console.SliverClient, args []string) {
 	} else {
 		_, err := externalBuild(name, config, save, con)
 		if err != nil {
-			if err == ErrNoExternalBuilder {
+			switch err {
+			case ErrNoExternalBuilder:
 				con.PrintErrorf("There are no external builders currently connected to the server\n")
 				con.PrintErrorf("See 'builders' command for more information\n")
-			} else if err == ErrNoValidBuilders {
+			case ErrNoValidBuilders:
 				con.PrintErrorf("There are external builders connected to the server, but none can build the target you specified\n")
 				con.PrintErrorf("Invalid target %s\n", fmt.Sprintf("%s:%s/%s", config.Format, config.GOOS, config.GOARCH))
 				con.PrintErrorf("See 'builders' command for more information\n")
-			} else {
+			default:
 				con.PrintErrorf("%s\n", err)
 			}
 			return
@@ -1144,6 +1147,11 @@ func selectExternalBuilder(builders []*clientpb.Builder, _ *console.SliverClient
 	}
 	choice := ""
 	_ = forms.Select("Select an external builder:", choices, &choice)
+
+	if choice == "" {
+		return nil, ErrNoSelection
+	}
+
 	for _, builder := range builders {
 		if builder.Name == choice {
 			return builder, nil

client/command/generate/helpers.go

@@ -3,11 +3,13 @@ package generate
 import (
 	"context"
 	"fmt"
+	"strings"
 
 	"github.com/bishopfox/sliver/client/console"
 	"github.com/bishopfox/sliver/protobuf/clientpb"
 	"github.com/bishopfox/sliver/protobuf/commonpb"
 	"github.com/rsteube/carapace"
+	"github.com/spf13/cobra"
 )
 
 // GetSliverBinary - Get the binary of an implant based on it's profile.
@@ -51,71 +53,112 @@ func GetSliverBinary(profile *clientpb.ImplantProfile, con *console.SliverClient
 	return data, err
 }
 
+func compilerTargets(con *console.SliverClient) (*clientpb.Compiler, error) {
+	if con == nil || con.Rpc == nil {
+		return nil, fmt.Errorf("no compiler info")
+	}
+	return con.Rpc.GetCompiler(context.Background(), &commonpb.Empty{})
+}
+
+func appendUnique(values []string, value string) []string {
+	for _, existing := range values {
+		if existing == value {
+			return values
+		}
+	}
+	return append(values, value)
+}
+
+func compilerArchValues(compiler *clientpb.Compiler) []string {
+	results := []string{}
+
+	for _, target := range compiler.Targets {
+		results = appendUnique(results, target.GOARCH)
+	}
+
+	for _, target := range compiler.UnsupportedTargets {
+		results = appendUnique(results, target.GOARCH)
+	}
+
+	return results
+}
+
+func compilerOSValues(compiler *clientpb.Compiler) []string {
+	results := []string{}
+
+	for _, target := range compiler.Targets {
+		results = appendUnique(results, target.GOOS)
+	}
+
+	for _, target := range compiler.UnsupportedTargets {
+		results = appendUnique(results, target.GOOS)
+	}
+
+	return results
+}
+
+func filterByPrefix(values []string, prefix string) []string {
+	if prefix == "" {
+		return values
+	}
+
+	filtered := make([]string, 0, len(values))
+	for _, value := range values {
+		if strings.HasPrefix(value, prefix) {
+			filtered = append(filtered, value)
+		}
+	}
+
+	return filtered
+}
+
+func registerTargetFlagCompletion(cmd *cobra.Command, name string, valuesFn func(*clientpb.Compiler) []string, con *console.SliverClient) {
+	if cmd == nil {
+		return
+	}
+	if _, ok := cmd.GetFlagCompletionFunc(name); ok {
+		return
+	}
+	if cmd.Flags().Lookup(name) == nil && cmd.PersistentFlags().Lookup(name) == nil {
+		return
+	}
+	_ = cmd.RegisterFlagCompletionFunc(name, func(_ *cobra.Command, _ []string, toComplete string) ([]string, cobra.ShellCompDirective) {
+		compiler, err := compilerTargets(con)
+		if err != nil {
+			return nil, cobra.ShellCompDirectiveNoFileComp
+		}
+
+		values := valuesFn(compiler)
+		return filterByPrefix(values, toComplete), cobra.ShellCompDirectiveNoFileComp
+	})
+}
+
+func registerImplantTargetFlagCompletions(cmd *cobra.Command, con *console.SliverClient) {
+	registerTargetFlagCompletion(cmd, "os", compilerOSValues, con)
+	registerTargetFlagCompletion(cmd, "arch", compilerArchValues, con)
+}
+
 // FormatCompleter completes builds' architectures.
 func ArchCompleter(con *console.SliverClient) carapace.Action {
 	return carapace.ActionCallback(func(_ carapace.Context) carapace.Action {
-		compiler, err := con.Rpc.GetCompiler(context.Background(), &commonpb.Empty{})
+		compiler, err := compilerTargets(con)
 		if err != nil {
 			return carapace.ActionMessage("No compiler info: %s", err.Error())
 		}
 
-		var results []string
-
-	nextTarget:
-		for _, target := range compiler.Targets {
-			for _, res := range results {
-				if res == target.GOARCH {
-					continue nextTarget
-				}
-			}
-			results = append(results, target.GOARCH)
-		}
-
-	nextUnsupported:
-		for _, target := range compiler.UnsupportedTargets {
-			for _, res := range results {
-				if res == target.GOARCH {
-					continue nextUnsupported
-				}
-			}
-			results = append(results, target.GOARCH)
-		}
-
-		return carapace.ActionValues(results...).Tag("architectures")
+		return carapace.ActionValues(compilerArchValues(compiler)...).Tag("architectures")
 	})
 }
 
 // FormatCompleter completes build operating systems.
 func OSCompleter(con *console.SliverClient) carapace.Action {
 	return carapace.ActionCallback(func(_ carapace.Context) carapace.Action {
-		compiler, err := con.Rpc.GetCompiler(context.Background(), &commonpb.Empty{})
+		compiler, err := compilerTargets(con)
 		if err != nil {
 			return carapace.ActionMessage("No compiler info: %s", err.Error())
 		}
 
-		var results []string
-
-	nextTarget:
-		for _, target := range compiler.Targets {
-			for _, res := range results {
-				if res == target.GOOS {
-					continue nextTarget
-				}
-			}
-			results = append(results, target.GOOS)
-		}
-
-	nextUnsupported:
-		for _, target := range compiler.UnsupportedTargets {
-			for _, res := range results {
-				if res == target.GOOS {
-					continue nextUnsupported
-				}
-			}
-			results = append(results, target.GOOS)
-		}
-
-		return carapace.ActionValues(results...).Tag("operating systems")
+		return carapace.ActionValues(compilerOSValues(compiler)...).Tag("operating systems")
 	})
 }
 

client/command/generate/implants.go

@@ -124,7 +124,7 @@ func PrintImplantBuilds(builds *clientpb.ImplantBuilds, filters ImplantBuildFilt
 			config.Format,
 			strings.Join(c2URLs, "\n"),
 			fmt.Sprintf("%v", config.Debug),
-			fmt.Sprintf(config.HTTPC2ConfigName),
+			fmt.Sprintf("%s", config.HTTPC2ConfigName),
 			fmt.Sprintf("%v", builds.ResourceIDs[sliverName].Value),
 			fmt.Sprintf("%v", builds.Staged[sliverName]),
 		})

client/command/generate/traffic-encoders.go

@@ -283,6 +283,10 @@ func SelectTrafficEncoder(con *console.SliverClient) string {
 	}
 	sort.Strings(encoderNames)
 	var selectedEncoder string
-	_ = forms.Select("Select a traffic encoder:", encoderNames, &selectedEncoder)
+	err = forms.Select("Select a traffic encoder:", encoderNames, &selectedEncoder)
+	if err != nil {
+		con.PrintErrorf("%s", err)
+		return ""
+	}
 	return selectedEncoder
 }

client/command/help/long-help.go

@@ -68,6 +68,7 @@ var (
 		consts.RunAsStr:            runAsHelp,
 		consts.ImpersonateStr:      impersonateHelp,
 		consts.RevToSelfStr:        revToSelfHelp,
+		consts.ExecuteStr:          executeHelp,
 		consts.ExecuteAssemblyStr:  executeAssemblyHelp,
 		consts.ExecuteShellcodeStr: executeShellcodeHelp,
 		consts.MigrateStr:          migrateHelp,
@@ -124,6 +125,22 @@ var (
 		consts.C2ProfileStr + sep + consts.C2GenerateStr: c2GenerateHelp,
 	}
 
+	executeHelp = `[[.Bold]]Command:[[.Normal]] execute <path to executable> [options] -- [args...]
+
+[[.Bold]]About:[[.Normal]] Execute a program on the remote system with optional arguments, note the subprocess 
+arguments are be separated from the sliver 'execute' arguments with '--' 
+
+[[.Bold]]Example:[[.Normal]]
+execute /bin/bash --env FOO=1 -- -c env
+
+[*] Execute: /bin/bash [-c env]
+[*] Output:
+FOO=1
+PWD=/Users/moloch/git/sliver
+SHLVL=1
+_=/usr/bin/env
+`
+
 	jobsHelp = `[[.Bold]]Command:[[.Normal]] jobs <options>
 	[[.Bold]]About:[[.Normal]] Manage jobs/listeners.`
 

client/command/mcp/commands.go

@@ -0,0 +1,76 @@
+package mcp
+
+import (
+	"github.com/bishopfox/sliver/client/command/flags"
+	"github.com/bishopfox/sliver/client/command/help"
+	"github.com/bishopfox/sliver/client/console"
+	consts "github.com/bishopfox/sliver/client/constants"
+	clientmcp "github.com/bishopfox/sliver/client/mcp"
+	"github.com/rsteube/carapace"
+	"github.com/spf13/cobra"
+	"github.com/spf13/pflag"
+)
+
+// Commands returns the `mcp` command and its subcommands.
+func Commands(con *console.SliverClient) []*cobra.Command {
+	defaultConfig := clientmcp.DefaultConfig()
+
+	mcpCmd := &cobra.Command{
+		Use:     consts.MCPStr,
+		Short:   "Manage the MCP server",
+		Long:    help.GetHelpFor([]string{consts.MCPStr}),
+		GroupID: consts.NetworkHelpGroup,
+		Run: func(cmd *cobra.Command, args []string) {
+			McpCmd(cmd, con, args)
+		},
+	}
+
+	startCmd := &cobra.Command{
+		Use:   consts.StartStr,
+		Short: "Start the MCP server",
+		Long:  help.GetHelpFor([]string{consts.MCPStr, consts.StartStr}),
+		Run: func(cmd *cobra.Command, args []string) {
+			McpStartCmd(cmd, con, args)
+		},
+	}
+	flags.Bind("", false, startCmd, func(f *pflag.FlagSet) {
+		f.String("transport", string(defaultConfig.Transport), "mcp transport (http or sse)")
+		f.String("listen", defaultConfig.ListenAddress, "listen address for the MCP server")
+		f.String("name", defaultConfig.ServerName, "server name for MCP initialize")
+		f.String("version", defaultConfig.ServerVersion, "server version for MCP initialize")
+	})
+	flags.BindFlagCompletions(startCmd, func(comp *carapace.ActionMap) {
+		(*comp)["transport"] = carapace.ActionValues("http", "sse")
+	})
+	mcpCmd.AddCommand(startCmd)
+
+	stopCmd := &cobra.Command{
+		Use:   consts.StopStr,
+		Short: "Stop the MCP server",
+		Long:  help.GetHelpFor([]string{consts.MCPStr, consts.StopStr}),
+		Run: func(cmd *cobra.Command, args []string) {
+			McpStopCmd(cmd, con, args)
+		},
+	}
+	mcpCmd.AddCommand(stopCmd)
+
+	consoleCmd := &cobra.Command{
+		Use:     "console",
+		Aliases: []string{"repl"},
+		Short:   "Open an MCP console session",
+		Long:    help.GetHelpFor([]string{consts.MCPStr, "console"}),
+		Run: func(cmd *cobra.Command, args []string) {
+			McpConsoleCmd(cmd, con, args)
+		},
+	}
+	flags.Bind("", false, consoleCmd, func(f *pflag.FlagSet) {
+		f.String("transport", string(defaultConfig.Transport), "mcp transport (http or sse)")
+		f.String("url", "", "mcp server URL (defaults to local server settings)")
+	})
+	flags.BindFlagCompletions(consoleCmd, func(comp *carapace.ActionMap) {
+		(*comp)["transport"] = carapace.ActionValues("http", "sse")
+	})
+	mcpCmd.AddCommand(consoleCmd)
+
+	return []*cobra.Command{mcpCmd}
+}

client/command/mcp/console.go

@@ -0,0 +1,132 @@
+package mcp
+
+import (
+	"bufio"
+	"context"
+	"errors"
+	"fmt"
+	"io"
+	"strings"
+
+	"github.com/bishopfox/sliver/client/console"
+	clientmcp "github.com/bishopfox/sliver/client/mcp"
+	"github.com/bishopfox/sliver/client/version"
+	mcpclient "github.com/mark3labs/mcp-go/client"
+	mcpapi "github.com/mark3labs/mcp-go/mcp"
+	"github.com/spf13/cobra"
+)
+
+// McpConsoleCmd connects to an MCP server and starts a minimal console.
+func McpConsoleCmd(cmd *cobra.Command, con *console.SliverClient, args []string) {
+	rawTransport, _ := cmd.Flags().GetString("transport")
+	transport, err := clientmcp.ParseTransport(rawTransport)
+	if err != nil {
+		con.PrintErrorf("%s\n", err)
+		return
+	}
+
+	targetURL, _ := cmd.Flags().GetString("url")
+	if targetURL == "" {
+		cfg := clientmcp.GetStatus().Config.WithDefaults()
+		cfg.Transport = transport
+		targetURL, err = cfg.EndpointURL()
+		if err != nil {
+			con.PrintErrorf("%s\n", err)
+			return
+		}
+	}
+
+	client, err := newConsoleClient(transport, targetURL)
+	if err != nil {
+		con.PrintErrorf("%s\n", err)
+		return
+	}
+	defer client.Close()
+
+	ctx := context.Background()
+	if err := client.Start(ctx); err != nil {
+		con.PrintErrorf("%s\n", err)
+		return
+	}
+
+	_, err = client.Initialize(ctx, mcpapi.InitializeRequest{
+		Params: mcpapi.InitializeParams{
+			ProtocolVersion: mcpapi.LATEST_PROTOCOL_VERSION,
+			ClientInfo: mcpapi.Implementation{
+				Name:    "sliver-mcp-console",
+				Version: version.Version,
+			},
+			Capabilities: mcpapi.ClientCapabilities{},
+		},
+	})
+	if err != nil {
+		con.PrintErrorf("%s\n", err)
+		return
+	}
+
+	con.PrintInfof("Connected to MCP server (%s)\n", targetURL)
+	runConsoleREPL(ctx, client, cmd.InOrStdin(), cmd.OutOrStdout())
+}
+
+func newConsoleClient(transport clientmcp.Transport, targetURL string) (*mcpclient.Client, error) {
+	switch transport {
+	case clientmcp.TransportHTTP:
+		return mcpclient.NewStreamableHttpClient(targetURL)
+	case clientmcp.TransportSSE:
+		return mcpclient.NewSSEMCPClient(targetURL)
+	default:
+		return nil, fmt.Errorf("unsupported transport %q", transport)
+	}
+}
+
+func runConsoleREPL(ctx context.Context, client *mcpclient.Client, in io.Reader, out io.Writer) {
+	reader := bufio.NewReader(in)
+	for {
+		fmt.Fprint(out, "mcp> ")
+		line, err := reader.ReadString('\n')
+		if err != nil {
+			if errors.Is(err, io.EOF) {
+				fmt.Fprintln(out)
+				return
+			}
+			fmt.Fprintf(out, "read error: %s\n", err)
+			return
+		}
+		line = strings.TrimSpace(line)
+		switch line {
+		case "":
+			continue
+		case "exit", "quit":
+			return
+		case "help", "?":
+			printConsoleHelp(out)
+		case "tools":
+			printConsoleTools(ctx, client, out)
+		default:
+			fmt.Fprintf(out, "unknown command: %s\n", line)
+		}
+	}
+}
+
+func printConsoleHelp(out io.Writer) {
+	fmt.Fprintln(out, "commands: tools, help, exit")
+}
+
+func printConsoleTools(ctx context.Context, client *mcpclient.Client, out io.Writer) {
+	tools, err := client.ListTools(ctx, mcpapi.ListToolsRequest{})
+	if err != nil {
+		fmt.Fprintf(out, "tools error: %s\n", err)
+		return
+	}
+	if len(tools.Tools) == 0 {
+		fmt.Fprintln(out, "no tools available")
+		return
+	}
+	for _, tool := range tools.Tools {
+		if tool.Description != "" {
+			fmt.Fprintf(out, "- %s: %s\n", tool.Name, tool.Description)
+			continue
+		}
+		fmt.Fprintf(out, "- %s\n", tool.Name)
+	}
+}

client/command/mcp/mcp.go

@@ -0,0 +1,37 @@
+package mcp
+
+import (
+	"time"
+
+	"github.com/bishopfox/sliver/client/console"
+	clientmcp "github.com/bishopfox/sliver/client/mcp"
+	"github.com/spf13/cobra"
+)
+
+// McpCmd prints the current MCP server state.
+func McpCmd(cmd *cobra.Command, con *console.SliverClient, args []string) {
+	status := clientmcp.GetStatus()
+	state := "stopped"
+	if status.Running {
+		state = "running"
+	}
+
+	con.Printf("Status: %s\n", state)
+	con.Printf("Transport: %s\n", status.Config.Transport)
+	con.Printf("Listen: %s\n", status.Config.ListenAddress)
+
+	endpoint, err := status.Config.EndpointURL()
+	if err == nil {
+		con.Printf("Endpoint: %s\n", endpoint)
+	} else {
+		con.PrintErrorf("Endpoint: %s\n", err)
+	}
+
+	if status.Running && !status.StartedAt.IsZero() {
+		uptime := time.Since(status.StartedAt).Truncate(time.Second)
+		con.Printf("Uptime: %s\n", uptime)
+	}
+	if status.LastError != "" {
+		con.PrintErrorf("Last error: %s\n", status.LastError)
+	}
+}

client/command/mcp/start.go

@@ -0,0 +1,46 @@
+package mcp
+
+import (
+	"github.com/bishopfox/sliver/client/command/settings"
+	"github.com/bishopfox/sliver/client/console"
+	slivermcp "github.com/bishopfox/sliver/client/mcp"
+	"github.com/spf13/cobra"
+)
+
+// McpStartCmd starts the local MCP server.
+func McpStartCmd(cmd *cobra.Command, con *console.SliverClient, args []string) {
+	rawTransport, _ := cmd.Flags().GetString("transport")
+	transport, err := slivermcp.ParseTransport(rawTransport)
+	if err != nil {
+		con.PrintErrorf("%s\n", err)
+		return
+	}
+
+	listen, _ := cmd.Flags().GetString("listen")
+	name, _ := cmd.Flags().GetString("name")
+	version, _ := cmd.Flags().GetString("version")
+
+	cfg := slivermcp.Config{
+		Transport:     transport,
+		ListenAddress: listen,
+		ServerName:    name,
+		ServerVersion: version,
+	}.WithDefaults()
+
+	msg := `Do you know what prompt injection is and are you an adult?`
+	if !settings.IsUserAnAdultWithPrompt(con, msg) {
+		con.PrintErrorf("Failed to start MCP server, the user is not qualified to use feature\n")
+		return
+	}
+
+	if err := slivermcp.Start(cfg, con.Rpc); err != nil {
+		con.PrintErrorf("%s\n", err)
+		return
+	}
+
+	con.PrintInfof("Starting MCP server (%s) on %s\n", cfg.Transport, cfg.ListenAddress)
+	endpoint, err := cfg.EndpointURL()
+	if err == nil {
+		con.PrintInfof("Endpoint: %s\n", endpoint)
+	}
+}

client/command/mcp/stop.go

@@ -0,0 +1,24 @@
+package mcp
+
+import (
+	"context"
+	"time"
+
+	"github.com/bishopfox/sliver/client/console"
+	clientmcp "github.com/bishopfox/sliver/client/mcp"
+	"github.com/spf13/cobra"
+)
+
+const mcpStopTimeout = 5 * time.Second
+
+// McpStopCmd stops the local MCP server.
+func McpStopCmd(cmd *cobra.Command, con *console.SliverClient, args []string) {
+	ctx, cancel := context.WithTimeout(context.Background(), mcpStopTimeout)
+	defer cancel()
+
+	if err := clientmcp.Stop(ctx); err != nil {
+		con.PrintErrorf("%s\n", err)
+		return
+	}
+	con.PrintInfof("MCP server stopped\n")
+}

client/command/privilege/getsystem.go

@@ -26,6 +26,7 @@ import (
 	"github.com/spf13/cobra"
 
 	"github.com/bishopfox/sliver/client/console"
+	consts "github.com/bishopfox/sliver/client/constants"
 	"github.com/bishopfox/sliver/protobuf/clientpb"
 	"github.com/bishopfox/sliver/protobuf/sliverpb"
 )
@@ -44,6 +45,17 @@ func GetSystemCmd(cmd *cobra.Command, con *console.SliverClient, args []string)
 
 	process, _ := cmd.Flags().GetString("process")
 	config := con.GetActiveSessionConfig()
+
+	/* If the HTTP C2 Config name is not defined, then put in the default value
+	   This will have no effect on implants that do not use HTTP C2
+	   Also this should be overridden when the build info is pulled from the
+	   database, but if there is no build info and we have to create the build
+	   from scratch, we need to have something in here.
+	*/
+	if config.HTTPC2ConfigName == "" {
+		config.HTTPC2ConfigName = consts.DefaultC2Profile
+	}
+
 	ctrl := make(chan bool)
 	con.SpinUntil("Attempting to create a new sliver session as 'NT AUTHORITY\\SYSTEM'...", ctrl)
 

client/command/server.go

@@ -22,6 +22,7 @@ import (
 	"fmt"
 	"os"
 
+	"github.com/bishopfox/sliver/client/command/aka"
 	"github.com/bishopfox/sliver/client/command/alias"
 	"github.com/bishopfox/sliver/client/command/armory"
 	"github.com/bishopfox/sliver/client/command/beacons"
@@ -39,6 +40,7 @@ import (
 	"github.com/bishopfox/sliver/client/command/jobs"
 	"github.com/bishopfox/sliver/client/command/licenses"
 	"github.com/bishopfox/sliver/client/command/loot"
+	"github.com/bishopfox/sliver/client/command/mcp"
 	"github.com/bishopfox/sliver/client/command/monitor"
 	"github.com/bishopfox/sliver/client/command/operators"
 	"github.com/bishopfox/sliver/client/command/reaction"
@@ -101,11 +103,13 @@ func ServerCommands(con *client.SliverClient, serverCmds func() []*cobra.Command
 			crack.Commands,
 			certificates.Commands,
 			clean.Command,
+      aka.ServerCommands,
 		)
 
 		// C2 Network
 		bind(consts.NetworkHelpGroup,
 			jobs.Commands,
+			mcp.Commands,
 			websites.Commands,
 			wireguard.Commands,
 			c2profiles.Commands,

client/command/sessions/commands.go

@@ -43,6 +43,7 @@ func Commands(con *console.SliverClient) []*cobra.Command {
 		(*comp)["interact"] = SessionIDCompleter(con)
 		(*comp)["kill"] = SessionIDCompleter(con)
 	})
+	registerSessionIDFlagCompletion(sessionsCmd, "interact", con)
 
 	sessionsPruneCmd := &cobra.Command{
 		Use:   consts.PruneStr,
@@ -63,26 +64,78 @@ func Commands(con *console.SliverClient) []*cobra.Command {
 // SessionIDCompleter completes session IDs.
 func SessionIDCompleter(con *console.SliverClient) carapace.Action {
 	callback := func(_ carapace.Context) carapace.Action {
-		results := make([]string, 0)
-
-		sessions, err := con.Rpc.GetSessions(context.Background(), &commonpb.Empty{})
-		if err == nil {
-			for _, s := range sessions.Sessions {
-				link := fmt.Sprintf("[%s <- %s]", s.ActiveC2, s.RemoteAddress)
-				id := fmt.Sprintf("%s (%d)", s.Name, s.PID)
-				userHost := fmt.Sprintf("%s@%s", s.Username, s.Hostname)
-				desc := strings.Join([]string{id, userHost, link}, " ")
-
-				results = append(results, s.ID[:8])
-				results = append(results, desc)
-			}
-		}
-		return carapace.ActionValuesDescribed(results...).Tag("sessions")
+		return carapace.ActionValuesDescribed(sessionCompletionPairs(con)...).Tag("sessions")
 	}
 
 	return carapace.ActionCallback(callback)
 }
 
+func registerSessionIDFlagCompletion(cmd *cobra.Command, name string, con *console.SliverClient) {
+	if cmd == nil {
+		return
+	}
+	if _, ok := cmd.GetFlagCompletionFunc(name); ok {
+		return
+	}
+	if cmd.Flags().Lookup(name) == nil && cmd.PersistentFlags().Lookup(name) == nil {
+		return
+	}
+	_ = cmd.RegisterFlagCompletionFunc(name, func(_ *cobra.Command, _ []string, toComplete string) ([]string, cobra.ShellCompDirective) {
+		values := describedValuesToTabs(sessionCompletionPairs(con))
+		return filterCompletionValues(values, toComplete), cobra.ShellCompDirectiveNoFileComp
+	})
+}
+
+func sessionCompletionPairs(con *console.SliverClient) []string {
+	results := make([]string, 0)
+	if con == nil || con.Rpc == nil {
+		return results
+	}
+
+	sessions, err := con.Rpc.GetSessions(context.Background(), &commonpb.Empty{})
+	if err != nil {
+		return results
+	}
+
+	for _, s := range sessions.Sessions {
+		link := fmt.Sprintf("[%s <- %s]", s.ActiveC2, s.RemoteAddress)
+		id := fmt.Sprintf("%s (%d)", s.Name, s.PID)
+		userHost := fmt.Sprintf("%s@%s", s.Username, s.Hostname)
+		desc := strings.Join([]string{id, userHost, link}, " ")
+
+		results = append(results, s.ID[:8], desc)
+	}
+
+	return results
+}
+
+func describedValuesToTabs(values []string) []string {
+	tabbed := make([]string, 0, len(values)/2)
+	for i := 0; i+1 < len(values); i += 2 {
+		tabbed = append(tabbed, fmt.Sprintf("%s\t%s", values[i], values[i+1]))
+	}
+	return tabbed
+}
+
+func filterCompletionValues(values []string, prefix string) []string {
+	if prefix == "" {
+		return values
+	}
+
+	filtered := make([]string, 0, len(values))
+	for _, value := range values {
+		candidate := value
+		if tab := strings.IndexByte(value, '\t'); tab >= 0 {
+			candidate = value[:tab]
+		}
+		if strings.HasPrefix(candidate, prefix) {
+			filtered = append(filtered, value)
+		}
+	}
+
+	return filtered
+}
+
 // SliverCommands returns all session control commands for the active target.
 func SliverCommands(con *console.SliverClient) []*cobra.Command {
 	backgroundCmd := &cobra.Command{

client/command/settings/opsec.go

@@ -41,11 +41,16 @@ func SettingsAutoAdultCmd(cmd *cobra.Command, con *console.SliverClient, args []
 
 // IsUserAnAdult - This should be called for any dangerous (OPSEC-wise) functions.
 func IsUserAnAdult(con *console.SliverClient) bool {
+	return IsUserAnAdultWithPrompt(con, "This action is bad OPSEC, are you an adult?")
+}
+
+// IsUserAnAdultWithPrompt prompts with a custom message before continuing.
+func IsUserAnAdultWithPrompt(con *console.SliverClient, prompt string) bool {
 	if GetAutoAdult(con) {
 		return true
 	}
 	confirm := false
-	_ = forms.Confirm("This action is bad OPSEC, are you an adult?", &confirm)
+	_ = forms.Confirm(prompt, &confirm)
 	return confirm
 }
 

client/command/sliver.go

@@ -22,6 +22,7 @@ import (
 	"fmt"
 
 	"github.com/bishopfox/sliver/client/assets"
+	"github.com/bishopfox/sliver/client/command/aka"
 	"github.com/bishopfox/sliver/client/command/alias"
 	"github.com/bishopfox/sliver/client/command/backdoor"
 	"github.com/bishopfox/sliver/client/command/cursed"
@@ -78,6 +79,7 @@ func SliverCommands(con *client.SliverClient) console.Commands {
 			// use.Commands,
 			tasks.Commands,
 			pivots.Commands,
+      aka.ImplantCommands,
 		)
 
 		// [ Info ]

client/command/update/commands.go

@@ -25,8 +25,9 @@ func Commands(con *console.SliverClient) []*cobra.Command {
 	flags.Bind("update", false, updateCmd, func(f *pflag.FlagSet) {
 		f.BoolP("prereleases", "P", false, "include pre-released (unstable) versions")
 		f.StringP("proxy", "p", "", "specify a proxy url (e.g. http://localhost:8080)")
-		f.StringP("save", "s", "", "save downloaded files to specific directory (default user home dir)")
+		f.StringP("save", "s", "", "save downloaded files to specific directory (default downloads dir)")
 		f.BoolP("insecure", "I", false, "skip tls certificate validation")
+		f.Bool("force", false, "skip version comparison and download the latest release")
 		f.IntP("timeout", "t", flags.DefaultTimeout, "grpc timeout in seconds")
 	})
 	flags.BindFlagCompletions(updateCmd, func(comp *carapace.ActionMap) {

client/command/update/update.go

@@ -21,6 +21,7 @@ package update
 import (
 	"context"
 	"crypto/tls"
+	"errors"
 	"fmt"
 	"io"
 	"net"
@@ -40,8 +41,19 @@ import (
 	"github.com/bishopfox/sliver/client/version"
 	"github.com/bishopfox/sliver/protobuf/commonpb"
 	"github.com/bishopfox/sliver/util"
+	"github.com/bishopfox/sliver/util/minisign"
 	"github.com/cheggaaa/pb/v3"
 	"github.com/spf13/cobra"
+	"golang.org/x/term"
+)
+
+var (
+	SliverPublicKey string
+)
+
+const (
+	downloadAttempts = 3
+	downloadBackoff  = 750 * time.Millisecond
 )
 
 // UpdateCmd - Check for updates.
@@ -94,7 +106,13 @@ func UpdateCmd(cmd *cobra.Command, con *console.SliverClient, args []string) {
 
 	con.Printf("\nChecking for updates ... ")
 	prereleases, _ := cmd.Flags().GetBool("prereleases")
-	release, err := version.CheckForUpdates(client, prereleases)
+	force, _ := cmd.Flags().GetBool("force")
+	var release *version.Release
+	if force {
+		release, err = version.LatestRelease(client, prereleases)
+	} else {
+		release, err = version.CheckForUpdates(client, prereleases)
+	}
 	con.Printf("done!\n\n")
 	if err != nil {
 		con.PrintErrorf("Update check failed %s\n", err)
@@ -107,9 +125,13 @@ func UpdateCmd(cmd *cobra.Command, con *console.SliverClient, args []string) {
 			con.PrintErrorf("%s\n", err)
 			return
 		}
-		updateAvailable(con, client, release, saveTo)
+		updateAvailable(con, client, release, saveTo, force)
 	} else {
-		con.PrintInfof("No new releases.\n")
+		if force {
+			con.PrintInfof("No releases found.\n")
+		} else {
+			con.PrintInfof("No new releases.\n")
+		}
 	}
 	now := time.Now()
 	lastCheck := fmt.Appendf(nil, "%d", now.Unix())
@@ -191,84 +213,434 @@ func findAssetFor(prefix string, suffixes []string, assets []version.Asset) *ver
 }
 
 func serverAssetForGOOS(assets []version.Asset) *version.Asset {
-	suffixes := []string{fmt.Sprintf("_%s.zip", runtime.GOOS), runtime.GOOS}
-	if runtime.GOOS == "darwin" {
-		suffixes = []string{"_macos.zip", "_macos"}
-		if runtime.GOARCH == "arm64" {
-			suffixes = []string{"_macos-arm64.zip", "_macos-arm64"}
-		}
-	}
+	suffixes := assetSuffixes(runtime.GOOS, runtime.GOARCH)
 	prefix := "sliver-server"
 	return findAssetFor(prefix, suffixes, assets)
 }
 
 func clientAssetForGOOS(assets []version.Asset) *version.Asset {
-	suffixes := []string{fmt.Sprintf("_%s.zip", runtime.GOOS), runtime.GOOS}
-	if runtime.GOOS == "darwin" {
-		suffixes = []string{"_macos.zip", "_macos"}
-		if runtime.GOARCH == "arm64" {
-			suffixes = []string{"_macos-arm64.zip", "_macos-arm64"}
-		}
-	}
+	suffixes := assetSuffixes(runtime.GOOS, runtime.GOARCH)
 	prefix := "sliver-client"
 	return findAssetFor(prefix, suffixes, assets)
 }
 
-func updateAvailable(con *console.SliverClient, client *http.Client, release *version.Release, saveTo string) {
+func assetSuffixes(goos, goarch string) []string {
+	suffixes := make([]string, 0, 8)
+	seen := make(map[string]struct{}, 8)
+	add := func(suffix string) {
+		if suffix == "" {
+			return
+		}
+		if _, ok := seen[suffix]; ok {
+			return
+		}
+		seen[suffix] = struct{}{}
+		suffixes = append(suffixes, suffix)
+	}
+
+	add(fmt.Sprintf("_%s-%s.zip", goos, goarch))
+	add(fmt.Sprintf("_%s-%s", goos, goarch))
+	add(fmt.Sprintf("_%s.zip", goos))
+	add(fmt.Sprintf("_%s", goos))
+
+	if goos == "darwin" {
+		add(fmt.Sprintf("_macos-%s.zip", goarch))
+		add(fmt.Sprintf("_macos-%s", goarch))
+		add("_macos.zip")
+		add("_macos")
+	}
+
+	return suffixes
+}
+
+func updateAvailable(con *console.SliverClient, client *http.Client, release *version.Release, saveTo string, force bool) {
 	serverAsset := serverAssetForGOOS(release.Assets)
 	clientAsset := clientAssetForGOOS(release.Assets)
 
-	con.Printf("New version available %s\n", release.TagName)
+	msg := "New version available"
+	if force {
+		msg = "Latest release available"
+	}
+	con.Printf("%s %s\n", msg, release.TagName)
 	if serverAsset != nil {
 		con.Printf(" - Server: %s\n", util.ByteCountBinary(int64(serverAsset.Size)))
 	}
 	if clientAsset != nil {
 		con.Printf(" - Client: %s\n", util.ByteCountBinary(int64(clientAsset.Size)))
 	}
+	if serverAsset == nil {
+		con.PrintWarnf("No server asset available for %s/%s\n", runtime.GOOS, runtime.GOARCH)
+	}
+	if clientAsset == nil {
+		con.PrintWarnf("No client asset available for %s/%s\n", runtime.GOOS, runtime.GOARCH)
+	}
 	con.Println()
 
 	confirm := false
 	forms.Confirm("Download update?", &confirm)
 	if confirm {
-		con.Printf("Please wait ...")
-		err := downloadAsset(client, serverAsset, saveTo)
+		if serverAsset == nil && clientAsset == nil {
+			con.PrintWarnf("No matching assets found for %s/%s\n", runtime.GOOS, runtime.GOARCH)
+			return
+		}
+		publicKey, err := loadSliverPublicKey()
 		if err != nil {
 			con.PrintErrorf("%s\n", err)
 			return
 		}
-		err = downloadAsset(client, clientAsset, saveTo)
-		if err != nil {
-			con.PrintErrorf("%s\n", err)
-			return
+		downloads := []struct {
+			label string
+			asset *version.Asset
+		}{
+			{label: "server", asset: serverAsset},
+			{label: "client", asset: clientAsset},
+		}
+		for _, item := range downloads {
+			if item.asset == nil {
+				continue
+			}
+			con.Printf("Downloading %s update from %s ...\n", item.label, item.asset.BrowserDownloadURL)
+			if err := downloadAssetWithSignature(con, client, item.asset, release.Assets, saveTo, publicKey); err != nil {
+				con.PrintErrorf("Failed to download %s update: %s\n", item.label, err)
+				return
+			}
+			con.Println(console.Clearln)
 		}
-		con.Println(console.Clearln)
 		con.PrintInfof("Saved updates to: %s\n", saveTo)
 	}
 }
 
-func downloadAsset(client *http.Client, asset *version.Asset, saveTo string) error {
+func downloadAssetWithSignature(con *console.SliverClient, client *http.Client, asset *version.Asset, assets []version.Asset, saveTo string, publicKey minisign.PublicKey) error {
+	if asset == nil {
+		return errors.New("no asset available for this platform")
+	}
 	downloadURL, err := url.Parse(asset.BrowserDownloadURL)
 	if err != nil {
 		return err
 	}
 	assetFileName := filepath.Base(downloadURL.Path)
+	finalPath := filepath.Join(saveTo, assetFileName)
 
-	limit := int64(asset.Size)
-	writer, err := os.Create(filepath.Join(saveTo, assetFileName))
+	sigURL := asset.BrowserDownloadURL + ".minisig"
+	var sigLimit int64
+	if sigAsset := signatureAssetFor(assetFileName, assets); sigAsset != nil && sigAsset.BrowserDownloadURL != "" {
+		sigURL = sigAsset.BrowserDownloadURL
+		sigLimit = int64(sigAsset.Size)
+	}
+
+	assetTempPath, err := downloadWithRetries(client, asset.BrowserDownloadURL, saveTo, int64(asset.Size), "asset")
 	if err != nil {
+		return fmt.Errorf("download asset: %w", err)
+	}
+
+	sigData, err := downloadBytesWithRetries(client, sigURL, sigLimit, "signature")
+	if err != nil {
+		cleanupAssetFiles(assetTempPath, finalPath)
+		return fmt.Errorf("download signature: %w", err)
+	}
+
+	if err := verifyMinisignSignature(assetTempPath, sigData, assetFileName, publicKey); err != nil {
+		cleanupAssetFiles(assetTempPath, finalPath)
 		return err
 	}
-	defer writer.Close()
+	con.PrintSuccessf("Signature verified for %s\n", finalPath)
 
-	resp, err := client.Get(asset.BrowserDownloadURL)
-	if err != nil {
+	if err := replaceFile(assetTempPath, finalPath); err != nil {
+		os.Remove(assetTempPath)
 		return err
 	}
+	return nil
+}
+
+func signatureAssetFor(assetFileName string, assets []version.Asset) *version.Asset {
+	want := assetFileName + ".minisig"
+	for _, asset := range assets {
+		if asset.Name == want {
+			return &asset
+		}
+	}
+	return nil
+}
+
+func loadSliverPublicKey() (minisign.PublicKey, error) {
+	if strings.TrimSpace(SliverPublicKey) == "" {
+		return minisign.PublicKey{}, errors.New("minisign public key not set at build time")
+	}
+	var publicKey minisign.PublicKey
+	if err := publicKey.UnmarshalText([]byte(SliverPublicKey)); err != nil {
+		return minisign.PublicKey{}, fmt.Errorf("invalid minisign public key: %w", err)
+	}
+	return publicKey, nil
+}
+
+type httpStatusError struct {
+	url    string
+	status int
+}
+
+func (e httpStatusError) Error() string {
+	return fmt.Sprintf("unexpected HTTP status %d for %s", e.status, e.url)
+}
+
+func downloadWithRetries(client *http.Client, downloadURL, saveTo string, limit int64, label string) (string, error) {
+	var lastErr error
+	backoff := downloadBackoff
+	for attempt := 1; attempt <= downloadAttempts; attempt++ {
+		path, err := downloadOnce(client, downloadURL, saveTo, limit, label)
+		if err == nil {
+			return path, nil
+		}
+		lastErr = err
+		if !isRetryableDownloadError(err) || attempt == downloadAttempts {
+			break
+		}
+		time.Sleep(backoff)
+		backoff *= 2
+	}
+	return "", lastErr
+}
+
+func downloadBytesWithRetries(client *http.Client, downloadURL string, limit int64, label string) ([]byte, error) {
+	var lastErr error
+	backoff := downloadBackoff
+	for attempt := 1; attempt <= downloadAttempts; attempt++ {
+		data, err := downloadBytesOnce(client, downloadURL, limit, label)
+		if err == nil {
+			return data, nil
+		}
+		lastErr = err
+		if !isRetryableDownloadError(err) || attempt == downloadAttempts {
+			break
+		}
+		time.Sleep(backoff)
+		backoff *= 2
+	}
+	return nil, lastErr
+}
+
+func downloadOnce(client *http.Client, downloadURL, saveTo string, limit int64, label string) (string, error) {
+	parsedURL, err := url.Parse(downloadURL)
+	if err != nil {
+		return "", err
+	}
+
+	baseName := filepath.Base(parsedURL.Path)
+	tmpFile, err := os.CreateTemp(saveTo, baseName+".tmp-*")
+	if err != nil {
+		return "", err
+	}
+	success := false
+	defer func() {
+		if !success {
+			tmpFile.Close()
+			os.Remove(tmpFile.Name())
+		}
+	}()
+
+	req, err := http.NewRequestWithContext(context.Background(), http.MethodGet, downloadURL, nil)
+	if err != nil {
+		return "", err
+	}
+
+	resp, err := client.Do(req)
+	if err != nil {
+		return "", err
+	}
 	defer resp.Body.Close()
 
-	bar := pb.Full.Start64(limit)
-	barReader := bar.NewProxyReader(resp.Body)
-	io.Copy(writer, barReader)
-	bar.Finish()
+	if resp.StatusCode != http.StatusOK {
+		return "", httpStatusError{url: downloadURL, status: resp.StatusCode}
+	}
+
+	if limit <= 0 && resp.ContentLength > 0 {
+		limit = resp.ContentLength
+	}
+
+	var reader io.Reader = resp.Body
+	var bar *pb.ProgressBar
+	if limit > 0 {
+		bar = pb.Full.Start64(limit)
+		bar.Set("prefix", fmt.Sprintf("%s: ", label))
+		bar.Set(pb.Bytes, true)
+		bar.Set(pb.CleanOnFinish, true)
+		bar.Set(pb.ReturnSymbol, "\r")
+		if term.IsTerminal(int(os.Stdin.Fd())) {
+			bar.Set(pb.Terminal, true)
+		}
+		reader = bar.NewProxyReader(reader)
+	}
+
+	n, copyErr := io.Copy(tmpFile, reader)
+	if bar != nil {
+		bar.Finish()
+	}
+	if copyErr != nil {
+		return "", copyErr
+	}
+
+	if limit > 0 && n != limit {
+		return "", fmt.Errorf("downloaded %d bytes, expected %d", n, limit)
+	}
+
+	if err := tmpFile.Sync(); err != nil {
+		return "", err
+	}
+	if err := tmpFile.Close(); err != nil {
+		return "", err
+	}
+
+	success = true
+	return tmpFile.Name(), nil
+}
+
+func downloadBytesOnce(client *http.Client, downloadURL string, limit int64, label string) ([]byte, error) {
+	req, err := http.NewRequestWithContext(context.Background(), http.MethodGet, downloadURL, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	resp, err := client.Do(req)
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		return nil, httpStatusError{url: downloadURL, status: resp.StatusCode}
+	}
+
+	if limit <= 0 && resp.ContentLength > 0 {
+		limit = resp.ContentLength
+	}
+
+	var reader io.Reader = resp.Body
+	var bar *pb.ProgressBar
+	if limit > 0 {
+		bar = pb.Full.Start64(limit)
+		bar.Set("prefix", fmt.Sprintf("%s: ", label))
+		bar.Set(pb.Bytes, true)
+		bar.Set(pb.CleanOnFinish, true)
+		bar.Set(pb.ReturnSymbol, "\r")
+		if term.IsTerminal(int(os.Stdin.Fd())) {
+			bar.Set(pb.Terminal, true)
+		}
+		reader = bar.NewProxyReader(reader)
+	}
+
+	data, readErr := readAllWithLimit(reader, limit)
+	if bar != nil {
+		bar.Finish()
+	}
+	if readErr != nil {
+		return nil, readErr
+	}
+
+	return data, nil
+}
+
+func isRetryableDownloadError(err error) bool {
+	if err == nil {
+		return false
+	}
+	if errors.Is(err, io.ErrUnexpectedEOF) {
+		return true
+	}
+	var netErr net.Error
+	if errors.As(err, &netErr) {
+		return netErr.Timeout() || netErr.Temporary()
+	}
+	var statusErr httpStatusError
+	if errors.As(err, &statusErr) {
+		switch statusErr.status {
+		case http.StatusTooManyRequests, http.StatusInternalServerError, http.StatusBadGateway, http.StatusServiceUnavailable, http.StatusGatewayTimeout:
+			return true
+		default:
+			return false
+		}
+	}
+	return false
+}
+
+func verifyMinisignSignature(artifactPath string, sigData []byte, expectedFile string, publicKey minisign.PublicKey) error {
+	artifact, err := os.Open(artifactPath)
+	if err != nil {
+		return fmt.Errorf("open artifact: %w", err)
+	}
+	defer artifact.Close()
+
+	reader := minisign.NewReader(artifact)
+	if _, err := io.Copy(io.Discard, reader); err != nil {
+		return fmt.Errorf("stream artifact: %w", err)
+	}
+
+	if !reader.Verify(publicKey, sigData) {
+		return errors.New("signature verification failed")
+	}
+
+	if err := verifyTrustedComment(sigData, expectedFile); err != nil {
+		return err
+	}
+
 	return nil
 }
+
+func readAllWithLimit(reader io.Reader, limit int64) ([]byte, error) {
+	if limit <= 0 {
+		return io.ReadAll(reader)
+	}
+
+	lr := &io.LimitedReader{R: reader, N: limit + 1}
+	data, err := io.ReadAll(lr)
+	if err != nil {
+		return nil, err
+	}
+	if int64(len(data)) > limit {
+		return nil, fmt.Errorf("downloaded %d bytes, expected %d", len(data), limit)
+	}
+	if int64(len(data)) != limit {
+		return nil, fmt.Errorf("downloaded %d bytes, expected %d", len(data), limit)
+	}
+	return data, nil
+}
+
+func verifyTrustedComment(signature []byte, expectedFile string) error {
+	var sig minisign.Signature
+	if err := sig.UnmarshalText(signature); err != nil {
+		return fmt.Errorf("parse signature: %w", err)
+	}
+
+	fileField := trustedCommentFile(sig.TrustedComment)
+	if fileField == "" {
+		return fmt.Errorf("trusted comment missing file field: %q", sig.TrustedComment)
+	}
+	if fileField != expectedFile {
+		return fmt.Errorf("trusted comment file mismatch: expected %q, got %q", expectedFile, fileField)
+	}
+
+	return nil
+}
+
+func trustedCommentFile(trustedComment string) string {
+	for _, field := range strings.Fields(trustedComment) {
+		if after, ok := strings.CutPrefix(field, "file:"); ok {
+			return after
+		}
+	}
+	return ""
+}
+
+func replaceFile(src, dst string) error {
+	if err := os.Remove(dst); err != nil && !os.IsNotExist(err) {
+		return err
+	}
+	return os.Rename(src, dst)
+}
+
+func cleanupAssetFiles(tempPath, finalPath string) {
+	if tempPath != "" {
+		_ = os.Remove(tempPath)
+	}
+	if finalPath != "" {
+		_ = os.Remove(finalPath)
+	}
+}

client/command/use/commands.go

@@ -27,6 +27,7 @@ func Commands(con *console.SliverClient) []*cobra.Command {
 		f.Int64P("timeout", "t", flags.DefaultTimeout, "grpc timeout in seconds")
 	})
 	carapace.Gen(useCmd).PositionalCompletion(BeaconAndSessionIDCompleter(con))
+	registerUseIDCompletion(useCmd, con, true, true)
 
 	useSessionCmd := &cobra.Command{
 		Use:   consts.SessionsStr,
@@ -37,6 +38,7 @@ func Commands(con *console.SliverClient) []*cobra.Command {
 		},
 	}
 	carapace.Gen(useSessionCmd).PositionalCompletion(SessionIDCompleter(con))
+	registerUseIDCompletion(useSessionCmd, con, true, false)
 	useCmd.AddCommand(useSessionCmd)
 
 	useBeaconCmd := &cobra.Command{
@@ -48,6 +50,7 @@ func Commands(con *console.SliverClient) []*cobra.Command {
 		},
 	}
 	carapace.Gen(useBeaconCmd).PositionalCompletion(beacons.BeaconIDCompleter(con))
+	registerUseIDCompletion(useBeaconCmd, con, false, true)
 	useCmd.AddCommand(useBeaconCmd)
 
 	return []*cobra.Command{useCmd}

client/command/use/use.go

@@ -39,6 +39,77 @@ import (
 
 var ErrNoSelection = errors.New("no selection")
 
+func registerUseIDCompletion(cmd *cobra.Command, con *console.SliverClient, includeSessions, includeBeacons bool) {
+	if cmd == nil || cmd.ValidArgsFunction != nil {
+		return
+	}
+
+	cmd.ValidArgsFunction = func(_ *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
+		if len(args) > 0 {
+			return nil, cobra.ShellCompDirectiveNoFileComp
+		}
+
+		values := useCompletionValues(con, includeSessions, includeBeacons)
+		return filterCompletionValues(values, toComplete), cobra.ShellCompDirectiveNoFileComp
+	}
+}
+
+func useCompletionValues(con *console.SliverClient, includeSessions, includeBeacons bool) []string {
+	results := []string{}
+	if con == nil || con.Rpc == nil {
+		return results
+	}
+
+	if includeSessions {
+		sessions, err := con.Rpc.GetSessions(context.Background(), &commonpb.Empty{})
+		if err == nil {
+			for _, session := range sessions.Sessions {
+				link := fmt.Sprintf("[%s <- %s]", session.ActiveC2, session.RemoteAddress)
+				id := fmt.Sprintf("%s (%d)", session.Name, session.PID)
+				userHost := fmt.Sprintf("%s@%s", session.Username, session.Hostname)
+				desc := strings.Join([]string{id, userHost, link}, " ")
+
+				results = append(results, fmt.Sprintf("%s\t%s", session.ID[:8], desc))
+			}
+		}
+	}
+
+	if includeBeacons {
+		beacons, err := con.Rpc.GetBeacons(context.Background(), &commonpb.Empty{})
+		if err == nil {
+			for _, beacon := range beacons.Beacons {
+				link := fmt.Sprintf("[%s <- %s]", beacon.ActiveC2, beacon.RemoteAddress)
+				id := fmt.Sprintf("%s (%d)", beacon.Name, beacon.PID)
+				userHost := fmt.Sprintf("%s@%s", beacon.Username, beacon.Hostname)
+				desc := strings.Join([]string{id, userHost, link}, " ")
+
+				results = append(results, fmt.Sprintf("%s\t%s", beacon.ID[:8], desc))
+			}
+		}
+	}
+
+	return results
+}
+
+func filterCompletionValues(values []string, prefix string) []string {
+	if prefix == "" {
+		return values
+	}
+
+	filtered := make([]string, 0, len(values))
+	for _, value := range values {
+		candidate := value
+		if tab := strings.IndexByte(value, '\t'); tab >= 0 {
+			candidate = value[:tab]
+		}
+		if strings.HasPrefix(candidate, prefix) {
+			filtered = append(filtered, value)
+		}
+	}
+
+	return filtered
+}
+
 // UseCmd - Change the active session
 func UseCmd(cmd *cobra.Command, con *console.SliverClient, args []string) {
 	var session *clientpb.Session

client/command/websites/commands.go

@@ -1,10 +1,14 @@
 package websites
 
 import (
+	"context"
+	"strings"
+
 	"github.com/bishopfox/sliver/client/command/flags"
 	"github.com/bishopfox/sliver/client/command/help"
 	"github.com/bishopfox/sliver/client/console"
 	consts "github.com/bishopfox/sliver/client/constants"
+	"github.com/bishopfox/sliver/protobuf/commonpb"
 	"github.com/rsteube/carapace"
 	"github.com/spf13/cobra"
 	"github.com/spf13/pflag"
@@ -26,6 +30,41 @@ func Commands(con *console.SliverClient) []*cobra.Command {
 	})
 	carapace.Gen(websitesCmd).PositionalCompletion(WebsiteNameCompleter(con))
 
+	websitesListCmd := &cobra.Command{
+		Use:   consts.ListStr,
+		Short: "List configured websites",
+		Long:  help.GetHelpFor([]string{consts.WebsitesStr, consts.ListStr}),
+		Run: func(cmd *cobra.Command, args []string) {
+			ListWebsites(cmd, con, args)
+		},
+	}
+	websitesCmd.AddCommand(websitesListCmd)
+
+	websitesShowCmd := &cobra.Command{
+		Use:   "show [name]",
+		Short: "Show contents of a website",
+		Long:  help.GetHelpFor([]string{consts.WebsitesStr}),
+		Args:  cobra.ExactArgs(1),
+		Run: func(cmd *cobra.Command, args []string) {
+			ListWebsiteContent(args[0], con)
+		},
+	}
+	carapace.Gen(websitesShowCmd).PositionalCompletion(WebsiteNameCompleter(con))
+	websitesShowCmd.ValidArgsFunction = func(cmd *cobra.Command, args []string, toComplete string) ([]string, cobra.ShellCompDirective) {
+		ws, err := con.Rpc.Websites(context.Background(), &commonpb.Empty{})
+		if err != nil {
+			return nil, cobra.ShellCompDirectiveError
+		}
+		out := []string{}
+		for _, w := range ws.Websites {
+			if strings.HasPrefix(w.Name, toComplete) {
+				out = append(out, w.Name)
+			}
+		}
+		return out, cobra.ShellCompDirectiveNoFileComp
+	}
+	websitesCmd.AddCommand(websitesShowCmd)
+
 	websitesRmCmd := &cobra.Command{
 		Use:   consts.RmStr,
 		Short: "Remove an entire website and all of its contents",

client/command/websites/websites-add-content.go

@@ -121,9 +121,10 @@ func webAddFile(web *clientpb.WebsiteAddContent, webpath string, contentType str
 	}
 
 	web.Contents[webpath] = &clientpb.WebContent{
-		Path:        webpath,
-		ContentType: contentType,
-		Content:     data,
+		Path:         webpath,
+		ContentType:  contentType,
+		OriginalFile: filepath.Base(contentPath),
+		Content:      data,
 	}
 	return nil
 }

client/command/websites/websites.go

@@ -21,7 +21,6 @@ package websites
 import (
 	"context"
 	"sort"
-	"strings"
 
 	"github.com/bishopfox/sliver/client/command/settings"
 	"github.com/bishopfox/sliver/client/console"
@@ -58,11 +57,14 @@ func ListWebsites(cmd *cobra.Command, con *console.SliverClient, args []string)
 		con.PrintInfof("No websites\n")
 		return
 	}
-	con.Println("Websites")
-	con.Println(strings.Repeat("=", len("Websites")))
+	tw := table.NewWriter()
+	tw.SetStyle(settings.GetTableStyle(con))
+	tw.AppendHeader(table.Row{"Name", "Objects"})
 	for _, site := range websites.Websites {
-		con.Printf("%s%s%s - %d page(s)\n", console.Bold, site.Name, console.Normal, len(site.Contents))
+		tw.AppendRow(table.Row{site.Name, len(site.Contents)})
 	}
+
+	con.Println(tw.Render())
 }
 
 // ListWebsiteContent - List the static contents of a website.
@@ -91,6 +93,8 @@ func PrintWebsite(web *clientpb.Website, con *console.SliverClient) {
 		"Path",
 		"Content-type",
 		"Size",
+		"Original File",
+		"SHA256",
 	})
 	sortedContents := []*clientpb.WebContent{}
 	for _, content := range web.Contents {
@@ -104,6 +108,8 @@ func PrintWebsite(web *clientpb.Website, con *console.SliverClient) {
 			content.Path,
 			content.ContentType,
 			content.Size,
+			content.OriginalFile,
+			content.Sha256,
 		})
 	}
 	con.Println(tw.Render())

client/console/command_fallback.go

@@ -0,0 +1,195 @@
+package console
+
+import (
+	"strings"
+
+	consts "github.com/bishopfox/sliver/client/constants"
+	"github.com/reeflective/console"
+	"github.com/spf13/cobra"
+)
+
+func (con *SliverClient) allowServerRootCommands(args []string) ([]string, error) {
+	con.applyCommandFallback(args)
+	return args, nil
+}
+
+func (con *SliverClient) prepareCompletion(line []rune, cursor int) {
+	if con == nil || con.App == nil {
+		return
+	}
+
+	menu := con.App.ActiveMenu()
+	if menu == nil {
+		return
+	}
+
+	con.setMenuCommandForCompletion(menu, line, cursor)
+}
+
+func (con *SliverClient) applyCommandFallback(args []string) {
+	if con == nil || con.App == nil {
+		return
+	}
+
+	con.setMenuCommand(con.App.ActiveMenu(), args)
+}
+
+func (con *SliverClient) setMenuCommand(menu *console.Menu, args []string) {
+	if menu == nil {
+		return
+	}
+
+	if menu.Name() != consts.ImplantMenu {
+		if menu.Command == nil && con.serverCmds != nil {
+			menu.Command = con.serverCmds()
+		}
+		return
+	}
+
+	if menu.Command == nil {
+		if con.sliverCmds == nil {
+			return
+		}
+		menu.Command = con.sliverCmds()
+	}
+
+	if con.serverCmds == nil {
+		return
+	}
+
+	name := firstNonFlagArg(args)
+	if name == "" {
+		return
+	}
+
+	if rootHasCommand(menu.Command, name) {
+		return
+	}
+
+	serverRoot := con.serverCmds()
+	if serverRoot == nil || !rootHasCommand(serverRoot, name) {
+		return
+	}
+
+	menu.Command = serverRoot
+}
+
+func (con *SliverClient) setMenuCommandForCompletion(menu *console.Menu, line []rune, cursor int) {
+	if menu == nil || menu.Name() != consts.ImplantMenu {
+		return
+	}
+
+	if menu.Command == nil {
+		if con.sliverCmds == nil {
+			return
+		}
+		menu.Command = con.sliverCmds()
+	}
+
+	if con.serverCmds == nil {
+		return
+	}
+
+	token := firstTokenFromLine(line, cursor)
+	if token == "" {
+		return
+	}
+
+	if rootHasCommandPrefix(menu.Command, token) {
+		return
+	}
+
+	serverRoot := con.serverCmds()
+	if serverRoot == nil || !rootHasCommandPrefix(serverRoot, token) {
+		return
+	}
+
+	menu.Command = serverRoot
+	hideFilteredCommands(menu, menu.Command)
+}
+
+func firstNonFlagArg(args []string) string {
+	for i := 0; i < len(args); i++ {
+		arg := args[i]
+		if arg == "--" {
+			if i+1 < len(args) {
+				return args[i+1]
+			}
+			return ""
+		}
+		if strings.HasPrefix(arg, "-") {
+			continue
+		}
+		return arg
+	}
+	return ""
+}
+
+func firstTokenFromLine(line []rune, cursor int) string {
+	if cursor > len(line) {
+		cursor = len(line)
+	}
+	if cursor < 0 {
+		cursor = 0
+	}
+
+	pos := 0
+	for pos < cursor && isSpace(line[pos]) {
+		pos++
+	}
+	start := pos
+	for pos < cursor && !isSpace(line[pos]) {
+		pos++
+	}
+	if start == pos {
+		return ""
+	}
+	return string(line[start:pos])
+}
+
+func isSpace(r rune) bool {
+	return r == ' ' || r == '\t' || r == '\n' || r == '\r'
+}
+
+func rootHasCommand(root *cobra.Command, name string) bool {
+	if root == nil || name == "" {
+		return false
+	}
+	for _, cmd := range root.Commands() {
+		if cmd.Name() == name || cmd.HasAlias(name) {
+			return true
+		}
+	}
+	return false
+}
+
+func rootHasCommandPrefix(root *cobra.Command, prefix string) bool {
+	if root == nil || prefix == "" {
+		return false
+	}
+	for _, cmd := range root.Commands() {
+		if strings.HasPrefix(cmd.Name(), prefix) {
+			return true
+		}
+		for _, alias := range cmd.Aliases {
+			if strings.HasPrefix(alias, prefix) {
+				return true
+			}
+		}
+	}
+	return false
+}
+
+func hideFilteredCommands(menu *console.Menu, root *cobra.Command) {
+	if menu == nil || root == nil {
+		return
+	}
+	for _, cmd := range root.Commands() {
+		if cmd.Hidden {
+			continue
+		}
+		if filters := menu.ActiveFiltersFor(cmd); len(filters) > 0 {
+			cmd.Hidden = true
+		}
+	}
+}

client/console/console.go

@@ -41,6 +41,7 @@ import (
 	"github.com/bishopfox/sliver/protobuf/rpcpb"
 	"github.com/bishopfox/sliver/util"
 	"github.com/gofrs/uuid"
+	"github.com/kballard/go-shellquote"
 	"github.com/reeflective/console"
 	"github.com/reeflective/readline"
 	"github.com/spf13/cobra"
@@ -97,9 +98,14 @@ type SliverClient struct {
 	Settings                 *assets.ClientSettings
 	IsServer                 bool
 	IsCLI                    bool
+	serverCmds               console.Commands
+	sliverCmds               console.Commands
 
-	jsonHandler slog.Handler
-	printf      func(format string, args ...any) (int, error)
+	jsonHandler      slog.Handler
+	printf           func(format string, args ...any) (int, error)
+	stdoutPipeWriter *os.File
+	stdoutPipeDone   chan struct{}
+	stdoutPipeOnce   sync.Once
 }
 
 // NewConsole creates the sliver client (and console), creating menus and prompts.
@@ -159,9 +165,11 @@ func NewConsole(isServer bool) *SliverClient {
 // Init requires a working RPC connection to the sliver server, and 2 different sets of commands.
 // If run is true, the console application is started, making this call blocking. Otherwise, commands and
 // RPC connection are bound to the console (making the console ready to run), but the console does not start.
-func StartClient(con *SliverClient, rpc rpcpb.SliverRPCClient, serverCmds, sliverCmds console.Commands, run bool) error {
+func StartClient(con *SliverClient, rpc rpcpb.SliverRPCClient, serverCmds, sliverCmds console.Commands, run bool, rcScript string) error {
 	con.Rpc = rpc
 	con.IsCLI = !run
+	con.serverCmds = serverCmds
+	con.sliverCmds = sliverCmds
 
 	// The console application needs to query the terminal for cursor positions
 	// when asynchronously printing logs (that is, when no command is running).
@@ -180,6 +188,15 @@ func StartClient(con *SliverClient, rpc rpcpb.SliverRPCClient, serverCmds, slive
 	sliver := con.App.Menu(consts.ImplantMenu)
 	sliver.SetCommands(sliverCmds)
 
+	con.App.PreCmdRunLineHooks = append(con.App.PreCmdRunLineHooks, con.allowServerRootCommands)
+	if shell := con.App.Shell(); shell != nil && shell.Completer != nil {
+		baseCompleter := shell.Completer
+		shell.Completer = func(line []rune, cursor int) readline.Completions {
+			con.prepareCompletion(line, cursor)
+			return baseCompleter(line, cursor)
+		}
+	}
+
 	// Events
 	go con.startEventLoop()
 	go core.TunnelLoop(rpc)
@@ -206,6 +223,13 @@ func StartClient(con *SliverClient, rpc rpcpb.SliverRPCClient, serverCmds, slive
 		con.setupAsciicastRecord(asciicastLog, asciicastStream)
 	}
 
+	if rcScript != "" {
+		originalPrintf := con.printf
+		con.printf = fmt.Printf
+		con.runRCScript(serverCmds, sliverCmds, rcScript)
+		con.printf = originalPrintf
+	}
+
 	if !con.IsCLI {
 		return con.App.Start()
 	}
@@ -213,6 +237,88 @@ func StartClient(con *SliverClient, rpc rpcpb.SliverRPCClient, serverCmds, slive
 	return nil
 }
 
+func (con *SliverClient) runRCScript(serverCmds, sliverCmds console.Commands, rcScript string) {
+	scanner := bufio.NewScanner(strings.NewReader(rcScript))
+	lineNumber := 0
+
+	for scanner.Scan() {
+		lineNumber++
+		line := strings.TrimSpace(scanner.Text())
+		if line == "" {
+			continue
+		}
+		if err := con.runRCLine(serverCmds, sliverCmds, line); err != nil {
+			con.PrintErrorf("rc line %d error: %s", lineNumber, err)
+		}
+	}
+
+	if err := scanner.Err(); err != nil {
+		con.PrintErrorf("rc script error: %s", err)
+	}
+}
+
+func (con *SliverClient) runRCLine(serverCmds, sliverCmds console.Commands, line string) error {
+	args, err := shellquote.Split(line)
+	if err != nil {
+		return fmt.Errorf("parse error: %w", err)
+	}
+
+	if con.serverCmds == nil {
+		con.serverCmds = serverCmds
+	}
+	if con.sliverCmds == nil {
+		con.sliverCmds = sliverCmds
+	}
+
+	menu := con.App.ActiveMenu()
+	if menu != nil {
+		// Reset per line to avoid stale roots when rc scripts switch menus.
+		menu.Command = nil
+	}
+
+	for _, hook := range con.App.PreCmdRunLineHooks {
+		args, err = hook(args)
+		if err != nil {
+			return fmt.Errorf("pre-run line error: %w", err)
+		}
+	}
+
+	if len(args) == 0 {
+		return nil
+	}
+
+	menu = con.App.ActiveMenu()
+	if menu == nil {
+		return fmt.Errorf("no active menu")
+	}
+	if menu.Command == nil {
+		con.setMenuCommand(menu, args)
+	}
+	if menu.Command == nil {
+		return fmt.Errorf("no commands available")
+	}
+
+	target, _, _ := menu.Command.Find(args)
+	if err := menu.CheckIsAvailable(target); err != nil {
+		return err
+	}
+
+	for _, hook := range con.App.PreCmdRunHooks {
+		if err := hook(); err != nil {
+			return fmt.Errorf("pre-run error: %w", err)
+		}
+	}
+
+	menu.SetArgs(args)
+	menu.SetContext(context.Background())
+
+	if err := menu.Execute(); err != nil {
+		return err
+	}
+
+	return nil
+}
+
 func (con *SliverClient) startEventLoop() {
 	eventStream, err := con.Rpc.Events(context.Background(), &commonpb.Empty{})
 	if err != nil {
@@ -341,11 +447,12 @@ func (con *SliverClient) triggerReactions(event *clientpb.Event) {
 		con.ActiveTarget.Set(currentActiveSession, currentActiveBeacon)
 	}()
 
-	if event.EventType == consts.SessionOpenedEvent {
+	switch event.EventType {
+	case consts.SessionOpenedEvent:
 		con.ActiveTarget.Set(nil, nil)
 
 		con.ActiveTarget.Set(event.Session, nil)
-	} else if event.EventType == consts.BeaconRegisteredEvent {
+	case consts.BeaconRegisteredEvent:
 		con.ActiveTarget.Set(nil, nil)
 
 		beacon := &clientpb.Beacon{}
@@ -609,6 +716,7 @@ func (c *SliverClient) exitConsole(_ *console.Console) {
 	answer := strings.TrimSpace(text)
 
 	if (answer == "Y") || (answer == "y") {
+		c.FlushOutput()
 		os.Exit(0)
 	}
 }

client/console/log.go

@@ -124,7 +124,14 @@ func (con *SliverClient) setupAsciicastRecord(logFile *os.File, server io.Writer
 	os.Stdout = w
 	os.Stderr = w
 
-	go io.Copy(mw, r)
+	done := make(chan struct{})
+	con.stdoutPipeWriter = w
+	con.stdoutPipeDone = done
+
+	go func() {
+		_, _ = io.Copy(mw, r)
+		close(done)
+	}()
 }
 
 func getConsoleLogFile() *os.File {
@@ -149,6 +156,25 @@ func getConsoleAsciicastFile() *os.File {
 	return logFile
 }
 
+// FlushOutput drains any piped stdout before exiting.
+func (con *SliverClient) FlushOutput() {
+	if con.stdoutPipeWriter == nil {
+		_ = os.Stdout.Sync()
+		return
+	}
+
+	con.stdoutPipeOnce.Do(func() {
+		_ = con.stdoutPipeWriter.Close()
+	})
+
+	if con.stdoutPipeDone != nil {
+		select {
+		case <-con.stdoutPipeDone:
+		case <-time.After(500 * time.Millisecond):
+		}
+	}
+}
+
 //
 // -------------------------- [ Logging ] -----------------------------
 //
@@ -201,6 +227,15 @@ func (con *SliverClient) PrintSuccessf(format string, args ...any) {
 	con.printf(Clearln+Success+format, args...)
 }
 
+// PrintSuccess prints a success message with a default or provided message.
+func (con *SliverClient) PrintSuccess(args ...any) {
+	if len(args) == 0 {
+		con.PrintSuccessf("Success")
+		return
+	}
+	con.PrintSuccessf("%s", fmt.Sprint(args...))
+}
+
 // PrintWarnf a warning message immediately below the last line of output.
 func (con *SliverClient) PrintWarnf(format string, args ...any) {
 	logger := slog.New(con.jsonHandler)

client/constants/constants.go

@@ -276,6 +276,7 @@ const (
 	WgPortFwdStr          = "wg-portfwd"
 	MonitorStr            = "monitor"
 	MonitorConfigStr      = "config"
+	MCPStr                = "mcp"
 	SSHStr                = "ssh"
 	DLLHijackStr          = "dllhijack"
 	InteractiveStr        = "interactive"

client/forms/generate.go

@@ -4,6 +4,7 @@ import (
 	"errors"
 	"strings"
 
+	"github.com/bishopfox/sliver/protobuf/clientpb"
 	"github.com/bishopfox/sliver/util"
 	"github.com/charmbracelet/huh"
 )
@@ -23,62 +24,57 @@ type GenerateFormResult struct {
 }
 
 // GenerateForm prompts for core generate flags and returns the collected values.
-func GenerateForm() (*GenerateFormResult, error) {
+func GenerateForm(compiler *clientpb.Compiler) (*GenerateFormResult, error) {
 	result := &GenerateFormResult{
 		OS:     "windows",
 		Arch:   "amd64",
 		Format: "exe",
 		C2Type: "mtls",
 	}
+	commonPlatformsOnly := true
+	lastCommonPlatformsOnly := commonPlatformsOnly
+	compilerTargets := compilerTargetList(compiler)
+	targetBindings := &targetOptionBindings{
+		Common: &commonPlatformsOnly,
+		OS:     &result.OS,
+		Arch:   &result.Arch,
+	}
 
 	form := huh.NewForm(
 		huh.NewGroup(
+			huh.NewConfirm().
+				Title("Common Platforms Only").
+				Value(&commonPlatformsOnly),
 			huh.NewSelect[string]().
 				Title("Target operating system").
-				Options(
-					huh.NewOption("Windows", "windows"),
-					huh.NewOption("Linux", "linux"),
-					huh.NewOption("macOS", "darwin"),
-				).
+				OptionsFunc(func() []huh.Option[string] {
+					maybeResetTargets(commonPlatformsOnly, &lastCommonPlatformsOnly, compilerTargets, &result.OS, &result.Arch, &result.Format)
+					if commonPlatformsOnly || len(compilerTargets) == 0 {
+						return commonOSOptions()
+					}
+					return osOptionsFromTargets(compilerTargets)
+				}, targetBindings).
 				Value(&result.OS),
 			huh.NewSelect[string]().
 				Title("CPU architecture").
 				OptionsFunc(func() []huh.Option[string] {
-					switch result.OS {
-					case "darwin":
-						return []huh.Option[string]{
-							huh.NewOption("amd64", "amd64"),
-							huh.NewOption("arm64", "arm64"),
-						}
-					case "linux":
-						return []huh.Option[string]{
-							huh.NewOption("amd64", "amd64"),
-							huh.NewOption("386", "386"),
-						}
-					default:
-						return []huh.Option[string]{
-							huh.NewOption("amd64", "amd64"),
-							huh.NewOption("386", "386"),
-						}
+					maybeResetTargets(commonPlatformsOnly, &lastCommonPlatformsOnly, compilerTargets, &result.OS, &result.Arch, &result.Format)
+					if commonPlatformsOnly || len(compilerTargets) == 0 {
+						return commonArchOptions(result.OS)
 					}
-				}, &result.OS).
+					return archOptionsFromTargets(compilerTargets, result.OS)
+				}, targetBindings).
 				Height(3).
 				Value(&result.Arch),
 			huh.NewSelect[string]().
 				Title("Output format").
 				OptionsFunc(func() []huh.Option[string] {
-					options := []huh.Option[string]{
-						huh.NewOption("Executable", "exe"),
-						huh.NewOption("Shared library", "shared"),
+					maybeResetTargets(commonPlatformsOnly, &lastCommonPlatformsOnly, compilerTargets, &result.OS, &result.Arch, &result.Format)
+					if commonPlatformsOnly || len(compilerTargets) == 0 {
+						return commonFormatOptions(result.OS)
 					}
-					if result.OS == "windows" {
-						options = append(options,
-							huh.NewOption("Service", "service"),
-							huh.NewOption("Shellcode", "shellcode"),
-						)
-					}
-					return options
-				}, &result.OS).
+					return formatOptionsFromTargets(compilerTargets, result.OS, result.Arch)
+				}, targetBindings).
 				Height(3).
 				Value(&result.Format),
 		),

client/forms/generate_beacon.go

@@ -5,6 +5,7 @@ import (
 	"strconv"
 	"strings"
 
+	"github.com/bishopfox/sliver/protobuf/clientpb"
 	"github.com/bishopfox/sliver/util"
 	"github.com/charmbracelet/huh"
 )
@@ -26,62 +27,57 @@ type GenerateBeaconFormResult struct {
 }
 
 // GenerateBeaconForm prompts for generate beacon flags and returns the collected values.
-func GenerateBeaconForm() (*GenerateBeaconFormResult, error) {
+func GenerateBeaconForm(compiler *clientpb.Compiler) (*GenerateBeaconFormResult, error) {
 	result := &GenerateBeaconFormResult{
 		OS:     "windows",
 		Arch:   "amd64",
 		Format: "exe",
 		C2Type: "mtls",
 	}
+	commonPlatformsOnly := true
+	lastCommonPlatformsOnly := commonPlatformsOnly
+	compilerTargets := compilerTargetList(compiler)
+	targetBindings := &targetOptionBindings{
+		Common: &commonPlatformsOnly,
+		OS:     &result.OS,
+		Arch:   &result.Arch,
+	}
 
 	form := huh.NewForm(
 		huh.NewGroup(
+			huh.NewConfirm().
+				Title("Common Platforms Only").
+				Value(&commonPlatformsOnly),
 			huh.NewSelect[string]().
 				Title("Target operating system").
-				Options(
-					huh.NewOption("Windows", "windows"),
-					huh.NewOption("Linux", "linux"),
-					huh.NewOption("macOS", "darwin"),
-				).
+				OptionsFunc(func() []huh.Option[string] {
+					maybeResetTargets(commonPlatformsOnly, &lastCommonPlatformsOnly, compilerTargets, &result.OS, &result.Arch, &result.Format)
+					if commonPlatformsOnly || len(compilerTargets) == 0 {
+						return commonOSOptions()
+					}
+					return osOptionsFromTargets(compilerTargets)
+				}, targetBindings).
 				Value(&result.OS),
 			huh.NewSelect[string]().
 				Title("CPU architecture").
 				OptionsFunc(func() []huh.Option[string] {
-					switch result.OS {
-					case "darwin":
-						return []huh.Option[string]{
-							huh.NewOption("amd64", "amd64"),
-							huh.NewOption("arm64", "arm64"),
-						}
-					case "linux":
-						return []huh.Option[string]{
-							huh.NewOption("amd64", "amd64"),
-							huh.NewOption("386", "386"),
-						}
-					default:
-						return []huh.Option[string]{
-							huh.NewOption("amd64", "amd64"),
-							huh.NewOption("386", "386"),
-						}
+					maybeResetTargets(commonPlatformsOnly, &lastCommonPlatformsOnly, compilerTargets, &result.OS, &result.Arch, &result.Format)
+					if commonPlatformsOnly || len(compilerTargets) == 0 {
+						return commonArchOptions(result.OS)
 					}
-				}, &result.OS).
+					return archOptionsFromTargets(compilerTargets, result.OS)
+				}, targetBindings).
 				Height(3).
 				Value(&result.Arch),
 			huh.NewSelect[string]().
 				Title("Output format").
 				OptionsFunc(func() []huh.Option[string] {
-					options := []huh.Option[string]{
-						huh.NewOption("Executable", "exe"),
-						huh.NewOption("Shared library", "shared"),
+					maybeResetTargets(commonPlatformsOnly, &lastCommonPlatformsOnly, compilerTargets, &result.OS, &result.Arch, &result.Format)
+					if commonPlatformsOnly || len(compilerTargets) == 0 {
+						return commonFormatOptions(result.OS)
 					}
-					if result.OS == "windows" {
-						options = append(options,
-							huh.NewOption("Service", "service"),
-							huh.NewOption("Shellcode", "shellcode"),
-						)
-					}
-					return options
-				}, &result.OS).
+					return formatOptionsFromTargets(compilerTargets, result.OS, result.Arch)
+				}, targetBindings).
 				Height(3).
 				Value(&result.Format),
 		),

client/forms/generate_targets.go

@@ -0,0 +1,220 @@
+package forms
+
+import (
+	"sort"
+
+	"github.com/bishopfox/sliver/protobuf/clientpb"
+	"github.com/charmbracelet/huh"
+)
+
+type formatOption struct {
+	format clientpb.OutputFormat
+	label  string
+	value  string
+}
+
+type targetOptionBindings struct {
+	Common *bool
+	OS     *string
+	Arch   *string
+}
+
+var formatOptionOrder = []formatOption{
+	{format: clientpb.OutputFormat_EXECUTABLE, label: "Executable", value: "exe"},
+	{format: clientpb.OutputFormat_SHARED_LIB, label: "Shared library", value: "shared"},
+	{format: clientpb.OutputFormat_SERVICE, label: "Service", value: "service"},
+	{format: clientpb.OutputFormat_SHELLCODE, label: "Shellcode", value: "shellcode"},
+}
+
+func commonOSOptions() []huh.Option[string] {
+	return []huh.Option[string]{
+		huh.NewOption("Windows", "windows"),
+		huh.NewOption("Linux", "linux"),
+		huh.NewOption("macOS", "darwin"),
+	}
+}
+
+func commonArchOptions(goos string) []huh.Option[string] {
+	switch goos {
+	case "darwin":
+		return []huh.Option[string]{
+			huh.NewOption("amd64", "amd64"),
+			huh.NewOption("arm64", "arm64"),
+		}
+	case "linux":
+		return []huh.Option[string]{
+			huh.NewOption("amd64", "amd64"),
+			huh.NewOption("386", "386"),
+		}
+	default:
+		return []huh.Option[string]{
+			huh.NewOption("amd64", "amd64"),
+			huh.NewOption("386", "386"),
+		}
+	}
+}
+
+func commonFormatOptions(goos string) []huh.Option[string] {
+	options := []huh.Option[string]{
+		huh.NewOption("Executable", "exe"),
+		huh.NewOption("Shared library", "shared"),
+	}
+	if goos == "windows" {
+		options = append(options,
+			huh.NewOption("Service", "service"),
+			huh.NewOption("Shellcode", "shellcode"),
+		)
+	}
+	return options
+}
+
+func firstOptionValue(options []huh.Option[string]) (string, bool) {
+	if len(options) == 0 {
+		return "", false
+	}
+	return options[0].Value, true
+}
+
+func maybeResetTargets(commonPlatformsOnly bool, lastCommonPlatformsOnly *bool, compilerTargets []*clientpb.CompilerTarget, goos, goarch, format *string) {
+	if lastCommonPlatformsOnly == nil || goos == nil || goarch == nil || format == nil {
+		return
+	}
+	if commonPlatformsOnly == *lastCommonPlatformsOnly {
+		return
+	}
+	*lastCommonPlatformsOnly = commonPlatformsOnly
+	if commonPlatformsOnly {
+		return
+	}
+
+	osOptions := commonOSOptions()
+	if len(compilerTargets) > 0 {
+		osOptions = osOptionsFromTargets(compilerTargets)
+		if len(osOptions) == 0 {
+			osOptions = commonOSOptions()
+		}
+	}
+	if value, ok := firstOptionValue(osOptions); ok {
+		*goos = value
+	}
+
+	archOptions := commonArchOptions(*goos)
+	if len(compilerTargets) > 0 {
+		archOptions = archOptionsFromTargets(compilerTargets, *goos)
+		if len(archOptions) == 0 {
+			archOptions = commonArchOptions(*goos)
+		}
+	}
+	if value, ok := firstOptionValue(archOptions); ok {
+		*goarch = value
+	}
+
+	formatOptions := commonFormatOptions(*goos)
+	if len(compilerTargets) > 0 {
+		formatOptions = formatOptionsFromTargets(compilerTargets, *goos, *goarch)
+		if len(formatOptions) == 0 {
+			formatOptions = commonFormatOptions(*goos)
+		}
+	}
+	if value, ok := firstOptionValue(formatOptions); ok {
+		*format = value
+	}
+}
+
+func compilerTargetList(compiler *clientpb.Compiler) []*clientpb.CompilerTarget {
+	if compiler == nil {
+		return nil
+	}
+	targets := make([]*clientpb.CompilerTarget, 0, len(compiler.Targets)+len(compiler.UnsupportedTargets))
+	targets = append(targets, compiler.Targets...)
+	targets = append(targets, compiler.UnsupportedTargets...)
+	return targets
+}
+
+func osOptionsFromTargets(targets []*clientpb.CompilerTarget) []huh.Option[string] {
+	if len(targets) == 0 {
+		return nil
+	}
+	seen := map[string]struct{}{}
+	for _, target := range targets {
+		if target.GOOS == "" {
+			continue
+		}
+		seen[target.GOOS] = struct{}{}
+	}
+	values := make([]string, 0, len(seen))
+	for value := range seen {
+		values = append(values, value)
+	}
+	sort.Strings(values)
+
+	options := make([]huh.Option[string], 0, len(values))
+	for _, value := range values {
+		options = append(options, huh.NewOption(osLabel(value), value))
+	}
+	return options
+}
+
+func archOptionsFromTargets(targets []*clientpb.CompilerTarget, goos string) []huh.Option[string] {
+	if len(targets) == 0 {
+		return nil
+	}
+	seen := map[string]struct{}{}
+	for _, target := range targets {
+		if goos != "" && target.GOOS != goos {
+			continue
+		}
+		if target.GOARCH == "" {
+			continue
+		}
+		seen[target.GOARCH] = struct{}{}
+	}
+	values := make([]string, 0, len(seen))
+	for value := range seen {
+		values = append(values, value)
+	}
+	sort.Strings(values)
+
+	options := make([]huh.Option[string], 0, len(values))
+	for _, value := range values {
+		options = append(options, huh.NewOption(value, value))
+	}
+	return options
+}
+
+func formatOptionsFromTargets(targets []*clientpb.CompilerTarget, goos, goarch string) []huh.Option[string] {
+	if len(targets) == 0 {
+		return nil
+	}
+	available := map[clientpb.OutputFormat]struct{}{}
+	for _, target := range targets {
+		if goos != "" && target.GOOS != goos {
+			continue
+		}
+		if goarch != "" && target.GOARCH != goarch {
+			continue
+		}
+		available[target.Format] = struct{}{}
+	}
+
+	options := make([]huh.Option[string], 0, len(available))
+	for _, option := range formatOptionOrder {
+		if _, ok := available[option.format]; ok {
+			options = append(options, huh.NewOption(option.label, option.value))
+		}
+	}
+	return options
+}
+
+func osLabel(value string) string {
+	switch value {
+	case "windows":
+		return "Windows"
+	case "linux":
+		return "Linux"
+	case "darwin":
+		return "macOS"
+	default:
+		return value
+	}
+}

client/forms/prompts.go

@@ -5,10 +5,20 @@ import (
 	"strings"
 
 	"github.com/charmbracelet/huh"
+	"golang.org/x/term"
 )
 
 const defaultSelectHeight = 10
 
+func getTerminalWidth() int {
+	// Try to get actual terminal width
+	if width, _, err := term.GetSize(1); err == nil && width > 0 {
+		return width
+	}
+	// Fall back to a reasonable default
+	return 200
+}
+
 // Confirm prompts for a yes/no answer.
 func Confirm(title string, value *bool) error {
 	if value == nil {
@@ -86,7 +96,7 @@ func MultiSelect(title string, options []string, value *[]string) error {
 		Height(listHeight(len(options))).
 		Value(value)
 
-	form := huh.NewForm(huh.NewGroup(field))
+	form := huh.NewForm(huh.NewGroup(field)).WithWidth(getTerminalWidth())
 	return form.Run()
 }
 
@@ -98,6 +108,8 @@ func selectPrompt(title string, options []string, value *string, required bool)
 		return errors.New("select options are required")
 	}
 
+	// Save the original value in case the form is cancelled
+	originalValue := *value
 	ensureSelectedValue(options, value)
 
 	field := huh.NewSelect[string]().
@@ -115,8 +127,16 @@ func selectPrompt(title string, options []string, value *string, required bool)
 		})
 	}
 
-	form := huh.NewForm(huh.NewGroup(field))
-	return form.Run()
+	form := huh.NewForm(huh.NewGroup(field)).WithWidth(getTerminalWidth())
+	err := form.Run()
+
+	// On error restore the originalValue and return err
+	if err != nil {
+		*value = originalValue
+		return err
+	}
+
+	return err
 }
 
 func ensureSelectedValue(options []string, value *string) {

client/mcp/config.go

@@ -0,0 +1,118 @@
+package mcp
+
+import (
+	"fmt"
+	"net"
+	"net/url"
+	"strings"
+
+	"github.com/bishopfox/sliver/client/version"
+)
+
+// Transport identifies the MCP server transport to expose.
+type Transport string
+
+const (
+	TransportHTTP Transport = "http"
+	TransportSSE  Transport = "sse"
+)
+
+// Config controls the local MCP server settings.
+type Config struct {
+	Transport     Transport
+	ListenAddress string
+	ServerName    string
+	ServerVersion string
+}
+
+// DefaultConfig returns the baseline MCP configuration.
+func DefaultConfig() Config {
+	return Config{
+		Transport:     TransportSSE,
+		ListenAddress: "127.0.0.1:8080",
+		ServerName:    "Sliver MCP",
+		ServerVersion: version.Version,
+	}
+}
+
+// WithDefaults fills any empty fields with defaults.
+func (c Config) WithDefaults() Config {
+	defaults := DefaultConfig()
+	if c.Transport == "" {
+		c.Transport = defaults.Transport
+	}
+	if c.ListenAddress == "" {
+		c.ListenAddress = defaults.ListenAddress
+	}
+	if c.ServerName == "" {
+		c.ServerName = defaults.ServerName
+	}
+	if c.ServerVersion == "" {
+		c.ServerVersion = defaults.ServerVersion
+	}
+	return c
+}
+
+// ParseTransport validates an input transport string.
+func ParseTransport(raw string) (Transport, error) {
+	value := strings.ToLower(strings.TrimSpace(raw))
+	if value == "" {
+		return DefaultConfig().Transport, nil
+	}
+	switch Transport(value) {
+	case TransportHTTP, TransportSSE:
+		return Transport(value), nil
+	default:
+		return "", fmt.Errorf("unsupported transport %q", raw)
+	}
+}
+
+// Validate ensures the configuration can be used for a server start.
+func (c Config) Validate() error {
+	if c.Transport != TransportHTTP && c.Transport != TransportSSE {
+		return fmt.Errorf("unsupported transport %q", c.Transport)
+	}
+	if c.ListenAddress == "" {
+		return fmt.Errorf("listen address is required")
+	}
+	if _, _, err := net.SplitHostPort(c.ListenAddress); err != nil {
+		return fmt.Errorf("invalid listen address %q: %w", c.ListenAddress, err)
+	}
+	if c.ServerName == "" {
+		return fmt.Errorf("server name is required")
+	}
+	if c.ServerVersion == "" {
+		return fmt.Errorf("server version is required")
+	}
+	return nil
+}
+
+// EndpointURL returns the base URL for clients to connect.
+func (c Config) EndpointURL() (string, error) {
+	cfg := c.WithDefaults()
+	if err := cfg.Validate(); err != nil {
+		return "", err
+	}
+
+	host, port, err := net.SplitHostPort(cfg.ListenAddress)
+	if err != nil {
+		return "", err
+	}
+	if host == "" {
+		host = "127.0.0.1"
+	}
+
+	endpoint := url.URL{
+		Scheme: "http",
+		Host:   net.JoinHostPort(host, port),
+	}
+	switch cfg.Transport {
+	case TransportHTTP:
+		endpoint.Path = "/mcp"
+	case TransportSSE:
+		endpoint.Path = "/sse"
+	default:
+		return "", fmt.Errorf("unsupported transport %q", cfg.Transport)
+	}
+	return endpoint.String(), nil
+}

client/mcp/log.go

@@ -0,0 +1,67 @@
+package mcp
+
+import (
+	"fmt"
+	"log"
+	"os"
+	"path/filepath"
+	"strings"
+	"time"
+
+	"github.com/bishopfox/sliver/client/assets"
+)
+
+const mcpLogTimeFormat = "2006-01-02_15-04-05"
+
+func newMCPLogger() (*log.Logger, *os.File, error) {
+	logsDir := assets.GetMCPLogsDir()
+	logPath := filepath.Join(logsDir, fmt.Sprintf("%s.log", time.Now().Format(mcpLogTimeFormat)))
+	logFile, err := os.OpenFile(logPath, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0o600)
+	if err != nil {
+		return nil, nil, err
+	}
+	logger := log.New(logFile, "", log.LstdFlags|log.Lshortfile)
+	return logger, logFile, nil
+}
+
+func (m *mcpManager) logf(format string, args ...any) {
+	if m == nil {
+		return
+	}
+	m.mu.Lock()
+	logger := m.logger
+	m.mu.Unlock()
+	if logger != nil {
+		logger.Printf(format, args...)
+	}
+}
+
+func (s *SliverMCPServer) logf(format string, args ...any) {
+	if s == nil || s.logger == nil {
+		return
+	}
+	s.logger.Printf(format, args...)
+}
+
+func (s *SliverMCPServer) logToolCall(tool, sessionID, beaconID string, extras ...string) {
+	if s == nil || s.logger == nil {
+		return
+	}
+	parts := make([]string, 0, 2+len(extras))
+	if sessionID != "" {
+		parts = append(parts, fmt.Sprintf("session_id=%s", sessionID))
+	}
+	if beaconID != "" {
+		parts = append(parts, fmt.Sprintf("beacon_id=%s", beaconID))
+	}
+	for _, extra := range extras {
+		if extra != "" {
+			parts = append(parts, extra)
+		}
+	}
+	if len(parts) == 0 {
+		s.logger.Printf("mcp tool=%s", tool)
+		return
+	}
+	s.logger.Printf("mcp tool=%s %s", tool, strings.Join(parts, " "))
+}

client/mcp/mcp.go

@@ -0,0 +1,200 @@
+package mcp
+
+import (
+	"context"
+	"errors"
+	"log"
+	"net/http"
+	"os"
+	"sync"
+	"time"
+
+	"github.com/bishopfox/sliver/protobuf/rpcpb"
+	mcpserver "github.com/mark3labs/mcp-go/server"
+)
+
+var (
+	ErrAlreadyRunning = errors.New("mcp server already running")
+	ErrNotRunning     = errors.New("mcp server not running")
+)
+
+// Status describes the running state of the MCP server.
+type Status struct {
+	Running   bool
+	StartedAt time.Time
+	Config    Config
+	LastError string
+}
+
+type serverTransport interface {
+	Start(addr string) error
+	Shutdown(ctx context.Context) error
+}
+
+type mcpManager struct {
+	mu        sync.Mutex
+	cfg       Config
+	running   bool
+	startedAt time.Time
+	lastErr   string
+	server    *SliverMCPServer
+	transport serverTransport
+	done      chan struct{}
+	logger    *log.Logger
+	logFile   *os.File
+}
+
+func newManager() *mcpManager {
+	return &mcpManager{
+		cfg: DefaultConfig(),
+	}
+}
+
+var defaultManager = newManager()
+
+// GetStatus returns the current MCP server state.
+func GetStatus() Status {
+	return defaultManager.status()
+}
+
+// Start launches the MCP server using the provided configuration.
+func Start(cfg Config, rpc rpcpb.SliverRPCClient) error {
+	return defaultManager.start(cfg, rpc)
+}
+
+// ServeStdio runs the MCP server over stdio using the provided configuration.
+func ServeStdio(cfg Config, rpc rpcpb.SliverRPCClient) error {
+	cfg = cfg.WithDefaults()
+	if err := cfg.Validate(); err != nil {
+		return err
+	}
+	logger, logFile, err := newMCPLogger()
+	if err != nil {
+		return err
+	}
+	defer logFile.Close()
+	logger.Printf("starting mcp stdio server")
+	srv := newServer(cfg, rpc, logger)
+	err = mcpserver.ServeStdio(srv.server)
+	if err != nil {
+		logger.Printf("mcp stdio server error: %v", err)
+	} else {
+		logger.Printf("mcp stdio server stopped")
+	}
+	return err
+}
+
+// Stop shuts down the MCP server.
+func Stop(ctx context.Context) error {
+	return defaultManager.stop(ctx)
+}
+
+func (m *mcpManager) status() Status {
+	m.mu.Lock()
+	defer m.mu.Unlock()
+	return Status{
+		Running:   m.running,
+		StartedAt: m.startedAt,
+		Config:    m.cfg,
+		LastError: m.lastErr,
+	}
+}
+
+func (m *mcpManager) start(cfg Config, rpc rpcpb.SliverRPCClient) error {
+	cfg = cfg.WithDefaults()
+	if err := cfg.Validate(); err != nil {
+		return err
+	}
+
+	m.mu.Lock()
+	if m.running {
+		m.mu.Unlock()
+		return ErrAlreadyRunning
+	}
+	logger, logFile, err := newMCPLogger()
+	if err != nil {
+		m.mu.Unlock()
+		return err
+	}
+	mcpServer := newServer(cfg, rpc, logger)
+	var transport serverTransport
+	switch cfg.Transport {
+	case TransportHTTP:
+		transport = mcpserver.NewStreamableHTTPServer(mcpServer.server)
+	case TransportSSE:
+		transport = mcpserver.NewSSEServer(mcpServer.server)
+	default:
+		m.mu.Unlock()
+		logFile.Close()
+		return errors.New("unsupported transport")
+	}
+
+	m.cfg = cfg
+	m.running = true
+	m.startedAt = time.Now()
+	m.lastErr = ""
+	m.server = mcpServer
+	m.transport = transport
+	m.done = make(chan struct{})
+	m.logger = logger
+	m.logFile = logFile
+	addr := cfg.ListenAddress
+	done := m.done
+	m.mu.Unlock()
+
+	logger.Printf("starting mcp server transport=%s listen=%s", cfg.Transport, cfg.ListenAddress)
+	go m.run(addr, transport, done)
+	return nil
+}
+
+func (m *mcpManager) run(addr string, transport serverTransport, done chan struct{}) {
+	err := transport.Start(addr)
+	if err != nil && !errors.Is(err, http.ErrServerClosed) {
+		m.logf("mcp server error: %v", err)
+		m.mu.Lock()
+		m.lastErr = err.Error()
+		m.mu.Unlock()
+	}
+	m.logf("mcp server stopped")
+
+	m.mu.Lock()
+	m.running = false
+	m.transport = nil
+	m.server = nil
+	logFile := m.logFile
+	m.logFile = nil
+	m.logger = nil
+	m.mu.Unlock()
+	if logFile != nil {
+		logFile.Close()
+	}
+	close(done)
+}
+
+func (m *mcpManager) stop(ctx context.Context) error {
+	m.mu.Lock()
+	if !m.running {
+		m.mu.Unlock()
+		return ErrNotRunning
+	}
+	transport := m.transport
+	done := m.done
+	m.mu.Unlock()
+
+	if transport == nil {
+		return ErrNotRunning
+	}
+	m.logf("mcp server shutdown requested")
+	if err := transport.Shutdown(ctx); err != nil {
+		return err
+	}
+	if done == nil {
+		return nil
+	}
+	select {
+	case <-done:
+		return nil
+	case <-ctx.Done():
+		return ctx.Err()
+	}
+}

client/mcp/server.go

@@ -0,0 +1,247 @@
+package mcp
+
+import (
+	"context"
+	"log"
+
+	"github.com/bishopfox/sliver/protobuf/commonpb"
+	"github.com/bishopfox/sliver/protobuf/rpcpb"
+	mcpapi "github.com/mark3labs/mcp-go/mcp"
+	mcpserver "github.com/mark3labs/mcp-go/server"
+)
+
+const (
+	listSessionsAndBeaconsToolName = "list_sessions_and_beacons"
+)
+
+type sessionSummary struct {
+	ID            string `json:"id"`
+	Name          string `json:"name"`
+	Transport     string `json:"transport"`
+	RemoteAddress string `json:"remote_address"`
+	Hostname      string `json:"hostname"`
+	Username      string `json:"username"`
+	PID           int32  `json:"pid"`
+	OS            string `json:"os"`
+	Arch          string `json:"arch"`
+	Locale        string `json:"locale"`
+	LastCheckin   int64  `json:"last_checkin"`
+	IsDead        bool   `json:"is_dead"`
+	Integrity     string `json:"integrity"`
+}
+
+type beaconSummary struct {
+	ID                  string `json:"id"`
+	Name                string `json:"name"`
+	Transport           string `json:"transport"`
+	RemoteAddress       string `json:"remote_address"`
+	Hostname            string `json:"hostname"`
+	Username            string `json:"username"`
+	PID                 int32  `json:"pid"`
+	OS                  string `json:"os"`
+	Arch                string `json:"arch"`
+	Locale              string `json:"locale"`
+	LastCheckin         int64  `json:"last_checkin"`
+	NextCheckin         int64  `json:"next_checkin"`
+	Interval            int64  `json:"interval"`
+	Jitter              int64  `json:"jitter"`
+	TasksCount          int64  `json:"tasks_count"`
+	TasksCountCompleted int64  `json:"tasks_count_completed"`
+	IsDead              bool   `json:"is_dead"`
+	Integrity           string `json:"integrity"`
+}
+
+type listSessionsAndBeaconsResult struct {
+	Sessions      []sessionSummary `json:"sessions"`
+	SessionsCount int              `json:"sessions_count"`
+	Beacons       []beaconSummary  `json:"beacons"`
+	BeaconsCount  int              `json:"beacons_count"`
+}
+
+// SliverMCPServer wraps the MCP server with Sliver RPC access for handlers.
+type SliverMCPServer struct {
+	Rpc    rpcpb.SliverRPCClient
+	server *mcpserver.MCPServer
+	logger *log.Logger
+}
+
+func newServer(cfg Config, rpc rpcpb.SliverRPCClient, logger *log.Logger) *SliverMCPServer {
+	base := mcpserver.NewMCPServer(
+		cfg.ServerName,
+		cfg.ServerVersion,
+		mcpserver.WithToolCapabilities(false),
+	)
+
+	listSessionsAndBeaconsTool := mcpapi.NewTool(
+		listSessionsAndBeaconsToolName,
+		mcpapi.WithDescription("List active sessions and beacons."),
+		mcpapi.WithReadOnlyHintAnnotation(true),
+		mcpapi.WithDestructiveHintAnnotation(false),
+		mcpapi.WithIdempotentHintAnnotation(true),
+	)
+	lsTool := mcpapi.NewTool(
+		lsToolName,
+		mcpapi.WithDescription("List the contents of a remote directory."),
+		mcpapi.WithInputSchema[lsArgs](),
+		mcpapi.WithReadOnlyHintAnnotation(true),
+		mcpapi.WithDestructiveHintAnnotation(false),
+		mcpapi.WithIdempotentHintAnnotation(true),
+	)
+	cdTool := mcpapi.NewTool(
+		cdToolName,
+		mcpapi.WithDescription("Change the current directory on a remote session or beacon."),
+		mcpapi.WithInputSchema[cdArgs](),
+		mcpapi.WithReadOnlyHintAnnotation(false),
+		mcpapi.WithDestructiveHintAnnotation(false),
+	)
+	catTool := mcpapi.NewTool(
+		catToolName,
+		mcpapi.WithDescription("Download and return the contents of a remote file."),
+		mcpapi.WithInputSchema[catArgs](),
+		mcpapi.WithReadOnlyHintAnnotation(true),
+		mcpapi.WithDestructiveHintAnnotation(false),
+		mcpapi.WithIdempotentHintAnnotation(true),
+	)
+	pwdTool := mcpapi.NewTool(
+		pwdToolName,
+		mcpapi.WithDescription("Return the current working directory of a remote session or beacon."),
+		mcpapi.WithInputSchema[pwdArgs](),
+		mcpapi.WithReadOnlyHintAnnotation(true),
+		mcpapi.WithDestructiveHintAnnotation(false),
+		mcpapi.WithIdempotentHintAnnotation(true),
+	)
+	rmTool := mcpapi.NewTool(
+		rmToolName,
+		mcpapi.WithDescription("Remove a file or directory on the remote target."),
+		mcpapi.WithInputSchema[rmArgs](),
+		mcpapi.WithReadOnlyHintAnnotation(false),
+		mcpapi.WithDestructiveHintAnnotation(true),
+	)
+	mvTool := mcpapi.NewTool(
+		mvToolName,
+		mcpapi.WithDescription("Move or rename a file or directory on the remote target."),
+		mcpapi.WithInputSchema[mvArgs](),
+		mcpapi.WithReadOnlyHintAnnotation(false),
+		mcpapi.WithDestructiveHintAnnotation(true),
+	)
+	cpTool := mcpapi.NewTool(
+		cpToolName,
+		mcpapi.WithDescription("Copy a file on the remote target."),
+		mcpapi.WithInputSchema[cpArgs](),
+		mcpapi.WithReadOnlyHintAnnotation(false),
+		mcpapi.WithDestructiveHintAnnotation(true),
+	)
+	mkdirTool := mcpapi.NewTool(
+		mkdirToolName,
+		mcpapi.WithDescription("Create a directory on the remote target."),
+		mcpapi.WithInputSchema[mkdirArgs](),
+		mcpapi.WithReadOnlyHintAnnotation(false),
+		mcpapi.WithDestructiveHintAnnotation(true),
+	)
+	chmodTool := mcpapi.NewTool(
+		chmodToolName,
+		mcpapi.WithDescription("Change file or directory permissions on the remote target."),
+		mcpapi.WithInputSchema[chmodArgs](),
+		mcpapi.WithReadOnlyHintAnnotation(false),
+		mcpapi.WithDestructiveHintAnnotation(true),
+	)
+	chownTool := mcpapi.NewTool(
+		chownToolName,
+		mcpapi.WithDescription("Change file or directory ownership on the remote target."),
+		mcpapi.WithInputSchema[chownArgs](),
+		mcpapi.WithReadOnlyHintAnnotation(false),
+		mcpapi.WithDestructiveHintAnnotation(true),
+	)
+	srv := &SliverMCPServer{
+		Rpc:    rpc,
+		server: base,
+		logger: logger,
+	}
+	srv.server.AddTool(listSessionsAndBeaconsTool, srv.listSessionsAndBeaconsHandler)
+	srv.server.AddTool(lsTool, srv.lsHandler)
+	srv.server.AddTool(cdTool, srv.cdHandler)
+	srv.server.AddTool(catTool, srv.catHandler)
+	srv.server.AddTool(pwdTool, srv.pwdHandler)
+	srv.server.AddTool(rmTool, srv.rmHandler)
+	srv.server.AddTool(mvTool, srv.mvHandler)
+	srv.server.AddTool(cpTool, srv.cpHandler)
+	srv.server.AddTool(mkdirTool, srv.mkdirHandler)
+	srv.server.AddTool(chmodTool, srv.chmodHandler)
+	srv.server.AddTool(chownTool, srv.chownHandler)
+	return srv
+}
+
+func (s *SliverMCPServer) listSessionsAndBeaconsHandler(ctx context.Context, _ mcpapi.CallToolRequest) (*mcpapi.CallToolResult, error) {
+	if s.Rpc == nil {
+		return mcpapi.NewToolResultError("rpc client not configured"), nil
+	}
+
+	s.logToolCall(listSessionsAndBeaconsToolName, "", "")
+
+	sessionsResp, err := s.Rpc.GetSessions(ctx, &commonpb.Empty{})
+	if err != nil {
+		return mcpapi.NewToolResultErrorFromErr("failed to list sessions", err), nil
+	}
+
+	beaconsResp, err := s.Rpc.GetBeacons(ctx, &commonpb.Empty{})
+	if err != nil {
+		return mcpapi.NewToolResultErrorFromErr("failed to list beacons", err), nil
+	}
+
+	result := listSessionsAndBeaconsResult{
+		Sessions: make([]sessionSummary, 0, len(sessionsResp.GetSessions())),
+		Beacons:  make([]beaconSummary, 0, len(beaconsResp.GetBeacons())),
+	}
+
+	for _, session := range sessionsResp.GetSessions() {
+		if session == nil {
+			continue
+		}
+		result.Sessions = append(result.Sessions, sessionSummary{
+			ID:            session.ID,
+			Name:          session.Name,
+			Transport:     session.Transport,
+			RemoteAddress: session.RemoteAddress,
+			Hostname:      session.Hostname,
+			Username:      session.Username,
+			PID:           session.PID,
+			OS:            session.OS,
+			Arch:          session.Arch,
+			Locale:        session.Locale,
+			LastCheckin:   session.LastCheckin,
+			IsDead:        session.IsDead,
+			Integrity:     session.Integrity,
+		})
+	}
+
+	for _, beacon := range beaconsResp.GetBeacons() {
+		if beacon == nil {
+			continue
+		}
+		result.Beacons = append(result.Beacons, beaconSummary{
+			ID:                  beacon.ID,
+			Name:                beacon.Name,
+			Transport:           beacon.Transport,
+			RemoteAddress:       beacon.RemoteAddress,
+			Hostname:            beacon.Hostname,
+			Username:            beacon.Username,
+			PID:                 beacon.PID,
+			OS:                  beacon.OS,
+			Arch:                beacon.Arch,
+			Locale:              beacon.Locale,
+			LastCheckin:         beacon.LastCheckin,
+			NextCheckin:         beacon.NextCheckin,
+			Interval:            beacon.Interval,
+			Jitter:              beacon.Jitter,
+			TasksCount:          beacon.TasksCount,
+			TasksCountCompleted: beacon.TasksCountCompleted,
+			IsDead:              beacon.IsDead,
+			Integrity:           beacon.Integrity,
+		})
+	}
+
+	result.SessionsCount = len(result.Sessions)
+	result.BeaconsCount = len(result.Beacons)
+
+	return mcpapi.NewToolResultStructuredOnly(result), nil
+}

client/version/updates.go

@@ -63,6 +63,68 @@ func (r *Release) Published() (time.Time, error) {
 // occurs we don't really try to recover. If client is nil we just use the Go
 // default client with default settings.
 func CheckForUpdates(client *http.Client, prereleases bool) (*Release, error) {
+	releases, err := fetchReleases(client)
+	if err != nil {
+		return nil, err
+	}
+	if len(releases) == 0 {
+		return nil, nil
+	}
+
+	current := canonicalSemver(Version)
+	if current == "" {
+		current = "v0.0.0"
+	}
+	for _, release := range releases {
+		if release == nil {
+			continue
+		}
+		if release.Prerelease && !prereleases {
+			continue
+		}
+		releaseVersion := canonicalSemver(release.TagName)
+		if releaseVersion == "" {
+			continue
+		}
+		if semver.Compare(releaseVersion, current) > 0 {
+			return release, nil
+		}
+	}
+	return nil, nil
+}
+
+// LatestRelease - Returns the latest release without comparing to the current version.
+func LatestRelease(client *http.Client, prereleases bool) (*Release, error) {
+	releases, err := fetchReleases(client)
+	if err != nil {
+		return nil, err
+	}
+	if len(releases) == 0 {
+		return nil, nil
+	}
+
+	var latest *Release
+	var latestVersion string
+	for _, release := range releases {
+		if release == nil {
+			continue
+		}
+		if release.Prerelease && !prereleases {
+			continue
+		}
+		releaseVersion := canonicalSemver(release.TagName)
+		if releaseVersion == "" {
+			continue
+		}
+		if latest == nil || semver.Compare(releaseVersion, latestVersion) > 0 {
+			latest = release
+			latestVersion = releaseVersion
+		}
+	}
+	return latest, nil
+}
+
+func fetchReleases(client *http.Client) ([]*Release, error) {
 	skip := os.Getenv(skipCheckEnv)
 	if skip != "" || GithubReleasesURL == "" {
 		return nil, nil
@@ -84,27 +146,10 @@ func CheckForUpdates(client *http.Client, prereleases bool) (*Release, error) {
 	if resp.StatusCode != 200 {
 		return nil, errors.New("API returned non-200 status code")
 	}
-	releases := &[]*Release{}
-	err = json.Unmarshal(body, releases)
-	if err != nil {
+	releases := []*Release{}
+	if err := json.Unmarshal(body, &releases); err != nil {
 		return nil, err
 	}
 
-	current := canonicalSemver(Version)
-	if current == "" {
-		current = "v0.0.0"
-	}
-	for _, release := range *releases {
-		if release.Prerelease && !prereleases {
-			continue
-		}
-		releaseVersion := canonicalSemver(release.TagName)
-		if releaseVersion == "" {
-			continue
-		}
-		if semver.Compare(releaseVersion, current) > 0 {
-			return release, nil
-		}
-	}
-	return nil, nil
+	return releases, nil
 }

docs/sliver-docs/components/tutorial-card.tsx

@@ -22,7 +22,7 @@ export type TutorialCardCardProps = {
 
 export default function TutorialCard(props: TutorialCardCardProps) {
   return (
-    <Card isFooterBlurred>
+    <Card isFooterBlurred className="relative z-0">
       <CardHeader className="absolute z-10 top-1 flex-col items-end">
         <p className="text-md  text-white/70 uppercase font-bold">
           {props.name}
@@ -41,7 +41,7 @@ export default function TutorialCard(props: TutorialCardCardProps) {
         />
       </div>
 
-      <CardFooter className="absolute bg-black/40 bottom-0 z-100 border-t-1 border-default-600 dark:border-default-100">
+      <CardFooter className="absolute bottom-0 z-10 bg-black/40 border-t-1 border-default-600 dark:border-default-100">
         <div className="flex flex-row w-full items-center">
           <p
             className={

docs/sliver-docs/pages/docs/md/MCP.md

@@ -0,0 +1,52 @@
+__IMPORTANT:__ MCP (Model Context Protocol) support is _experimental_ and NOT ALL FUNCTIONALITY IS SUPPORTED YET. Pull requests and testing feedback are welcome!
+
+There are two main ways to connect an AI model to sliver using MCP: locally over stdio, or over a network using HTTP/SSE transports. The `sliver-client` supports both stdio and http/sse, but the `sliver-server` binary only supports HTTP/SSE. We recommend using the `sliver-client` and [Multiplayer Mode](/docs?name=Multi-player+Mode) to connect to a remote server with the stdio transport.
+
+
+## MCP Over STDIO
+
+Example configurations for various AIs, you'll need to configure [Multiplayer Mode](/docs?name=Multi-player+Mode) first:
+
+### OpenAI Codex
+
+```
+[mcp_servers.sliver]
+args = ["mcp", "--config", "/path/to/multiplayer.cfg"]
+command = "/path/to/sliver-client"
+```
+
+### Anthropic Claude Code
+
+```
+claude mcp add sliver -- /path/to/sliver-client mcp --config /path/to/multiplayer.cfg
+```
+
+## MCP Over HTTP/SSE
+
+The MCP HTTP/SSE server can be started from either the `sliver-client` or `sliver-server`, however _where you run the command is where the server will start_ i.e., starting the HTTP/SSE MCP using `sliver-client` will turn that `sliver-client` binary into the MCP server (connected to whatever Sliver server you're currently connected to). Running the command from the `sliver-server` console will start a HTTP/SSE MCP server locally bound on the server.
+
+```
+.------..------..------..------..------..------.
+|S.--. ||L.--. ||I.--. ||V.--. ||E.--. ||R.--. |
+| :/\: || :/\: || (\/) || :(): || (\/) || :(): |
+| :\/: || (__) || :\/: || ()() || :\/: || ()() |
+| '--'S|| '--'L|| '--'I|| '--'V|| '--'E|| '--'R|
+`------'`------'`------'`------'`------'`------'
+
+All hackers gain skulk
+[*] Server v1.6.4 - 4d0d46afd6e1cbcaafde92687144cb28694a68ce
+[*] Welcome to the sliver shell, please type 'help' for options
+sliver > mcp
+
+Status: stopped
+Transport: sse
+Listen: 127.0.0.1:8080
+Endpoint: http://127.0.0.1:8080/sse
+
+sliver > mcp start --transport http
+
+[*] Starting MCP server (http) on 127.0.0.1:8080
+[*] Endpoint: http://127.0.0.1:8080/mcp
+```
+
+You can use `mcp stop` to stop the server, see `mcp start --help` for additional options when starting the MCP server. Authentication is not yet supported for MCP over HTTP/SSE.

docs/sliver-docs/pages/tutorials/md/2 - Beacons vs Sessions.md

@@ -1,5 +1,3 @@
-# This course is intended for the 1.6 version of Sliver, which is not yet published
-
 Sliver implants support two types of connections, sessions and beacons.
 
 Sessions use long-polling connections, which means they constantly maintain a single TCP connection open while communicating with the server. Beacons on the other hand call back periodically and will sleep when not active which can help keep their presence hidden. You could limit callbacks to once every 6 hours for example and only 'activate' the beacon when needed by switching its sleeping time to a shorter duration.

docs/sliver-docs/pages/tutorials/md/3 - C2 Profiles and configuration.md

@@ -1,5 +1,3 @@
-# This course is intended for the 1.6 version of Sliver, which is not yet published
-
 When generating implants Sliver uses a C2Profile configuration to define how implant callbacks will look over HTTP/s. This allowed operators to control headers, cookies proxies, URL paths and so on. When the implant is generated the sliver server will then select portions of that configuration to generate the implant C2Profile.
 
 For example if configured to use `/admin` and `/demo` as callback urls, it might use one, the other or both depending on your configuration allowing two implants using the same configuration to still seem slightly different from a network traffic perspective.

docs/sliver-docs/pages/tutorials/md/4 - HTTP Payload staging.md

@@ -1,5 +1,3 @@
-# This course is intended for the 1.6 version of Sliver, which is not yet published
-
 When using Sliver during a live engagement, you’re going to need to use custom stagers, which are essentially a first binary or commandline that will retrieve and/or load Sliver into memory on your target system. Sliver can generate shellcode for your stager to execute by using the `profiles` command.
 
 For this exercise, we will create a new beacon profile and prepare to stage it.

docs/sliver-docs/pages/tutorials/md/5 - Pivots.md

@@ -1,5 +1,3 @@
-# This course is intended for the 1.6 version of Sliver, which is not yet published
-
 Pivots allow routing implant traffic through other implants. This can be useful in environments that don’t have any outbound access, but are reachable from other parts of the network that you have access to.
 
 Sliver supports two types of pivots: TCP, which can be used on all operating systems, and named pipes, which are Windows-only.

docs/sliver-docs/pages/tutorials/md/6 - Scripting.md

@@ -1,5 +1,3 @@
-# This course is intended for the 1.6 version of Sliver, which is not yet published
-
 Reactions are a basic way to automate tasks in the sliver console, they allow you to specify sliver commands to run on a list of events.
 
 ```bash

docs/sliver-docs/pages/tutorials/md/7 - Assemblies and Bofs.md

@@ -1,5 +1,3 @@
-# This course is intended for the 1.6 version of Sliver, which is not yet published
-
 The Sliver armory is used to install and maintain third party extensions and aliases within sliver. The full list of available extensions can be found at https://github.com/sliverarmory/armory, keep in mind this is community maintained so not all modules are necessarily up to date. 
 
 You can download all configured extensions/aliases using the armory command.

docs/sliver-docs/public/tutorials.json

@@ -1 +1 @@
-{"tutorials":[{"name":"1 - Getting Started","content":"# This course is intended for the 1.6 version of Sliver, which is not yet published\n\n`sliver-server` is the binary you want to use to run the Sliver C2 server, `sliver-client` is solely a client to connect to a Sliver C2 server. Sliver server also acts as a client on its own, so you don’t necessarily run sliver server and client separately.\n\nFirst time running Sliver will take a couple seconds as it's retrieving its dependencies. Consecutive executions will be much faster. Go ahead and launch the `sliver-server`.\n\n```asciinema\n{\"src\": \"/asciinema/startup.cast\", \"cols\": \"132\", \"rows\": \"28\", \"idleTimeLimit\": 8}\n```\n\nLet's take a couple minutes to discuss what Sliver actually is and how it's set up.\n\n![Alt text](/images/Architecture.png)\n\nNow that Sliver is running, lets generate and execute your first implant to try out some of the basic features of Sliver, for now we’re going to run everything on the local host.\n\nHere's what we're going to do: \n* Generate your implant using the `generate` command as shown below.\n* Start HTTP listener on port 80\n* Execute implant in a separate terminal\n\n```asciinema\n{\"src\": \"/asciinema/first-implant.cast\", \"cols\": \"132\", \"rows\": \"14\", \"idleTimeLimit\": 8}\n```\n\nNow let’s select our implant and run our first command using the `use` command.\n\n```bash\n[server] sliver > use\n? Select a session or beacon: \nSESSION  1884a365  RELATED_EARDRUM  [::1]:49153      test.local  tester  darwin/amd64\n[*] Active session RELATED_EARDRUM (1884a365-085f-4506-b28e-80c481730fd0)\n\n[server] sliver (RELATED_EARDRUM) > pwd\n\n[*] /Users/tester/tools\n```\n\nOnce you have reached this point, go ahead and explore some of the commands listed below. In each case, first check out the command's help using the **`-h`** flag then try it out!\n\n```bash\nExploring and interacting with the filesystem\n\nFilesystem\n  cat               Dump file to stdout\n  cd                Change directory\n  cp                Copy a file\n  download          Download a file\n  grep              Search for strings that match a regex within a file or directory\n  head              Grab the first number of bytes or lines from a file\n  ls                List current directory\n  mkdir             Make a directory\n  mv                Move or rename a file\n  pwd               Print working directory\n  rm                Remove a file or directory\n  tail              Grab the last number of bytes or lines from a file\n  upload            Upload a file\n```\n\n```asciinema\n{\"src\": \"/asciinema/filesystem.cast\", \"cols\": \"132\", \"rows\": \"14\", \"idleTimeLimit\": 8}\n```\n\nGetting some environmental information\n```bash\nInfo\n  env               List environment variables\n  getgid            Get session process GID\n  getpid            Get session pid\n  getuid            Get session process UID\n  info              Get session info\n  ping              Send round trip message to implant (does not use ICMP)\n  whoami            Get session user execution context\n```\nExecute a binary\n\n```asciinema\n{\"src\": \"/asciinema/execute.cast\", \"cols\": \"132\", \"rows\": \"14\", \"idleTimeLimit\": 8}\n```\n\nRunning an interactive shell\n\n```asciinema\n{\"src\": \"/asciinema/shell.cast\", \"cols\": \"132\", \"rows\": \"14\", \"idleTimeLimit\": 8}\n```\n\nNot all commands are supported for all operating systems or meant to be used on all operating systems, here are a few examples:\n\n```\nmount             Get information on mounted filesystems (only for Windows and Linux)\nscreenshot        Take a screenshot (only for Windows and Linux)\nmemfiles          List current memfiles (Linux only)\n```\n\nThis is an open-source project if you see a bug please file an issue! Pull requests are always welcome."},{"name":"2 - Beacons vs Sessions","content":"# This course is intended for the 1.6 version of Sliver, which is not yet published\n\nSliver implants support two types of connections, sessions and beacons.\n\nSessions use long-polling connections, which means they constantly maintain a single TCP connection open while communicating with the server. Beacons on the other hand call back periodically and will sleep when not active which can help keep their presence hidden. You could limit callbacks to once every 6 hours for example and only 'activate' the beacon when needed by switching its sleeping time to a shorter duration.\n\nTypically during an engagement you will want to deploy a beacon on the target system and switch to a session while doing more active enumeration.\n\nLet’s start with generating and deploying a beacon using `http`.\n\n```asciinema\n{\"src\": \"/asciinema/beacon_generation.cast\", \"cols\": \"132\", \"rows\": \"14\", \"idleTimeLimit\": 8}\n```\n\nYou can see the beacon callback times either in the `info` command or using `beacons watch`.\n\n```bash\n[server] sliver > beacons watch\n\n Line truncated
+{"tutorials":[{"name":"1 - Getting Started","content":"# This course is intended for the 1.6 version of Sliver, which is not yet published\n\n`sliver-server` is the binary you want to use to run the Sliver C2 server, `sliver-client` is solely a client to connect to a Sliver C2 server. Sliver server also acts as a client on its own, so you don’t necessarily run sliver server and client separately.\n\nFirst time running Sliver will take a couple seconds as it's retrieving its dependencies. Consecutive executions will be much faster. Go ahead and launch the `sliver-server`.\n\n```asciinema\n{\"src\": \"/asciinema/startup.cast\", \"cols\": \"132\", \"rows\": \"28\", \"idleTimeLimit\": 8}\n```\n\nLet's take a couple minutes to discuss what Sliver actually is and how it's set up.\n\n![Alt text](/images/Architecture.png)\n\nNow that Sliver is running, lets generate and execute your first implant to try out some of the basic features of Sliver, for now we’re going to run everything on the local host.\n\nHere's what we're going to do: \n* Generate your implant using the `generate` command as shown below.\n* Start HTTP listener on port 80\n* Execute implant in a separate terminal\n\n```asciinema\n{\"src\": \"/asciinema/first-implant.cast\", \"cols\": \"132\", \"rows\": \"14\", \"idleTimeLimit\": 8}\n```\n\nNow let’s select our implant and run our first command using the `use` command.\n\n```bash\n[server] sliver > use\n? Select a session or beacon: \nSESSION  1884a365  RELATED_EARDRUM  [::1]:49153      test.local  tester  darwin/amd64\n[*] Active session RELATED_EARDRUM (1884a365-085f-4506-b28e-80c481730fd0)\n\n[server] sliver (RELATED_EARDRUM) > pwd\n\n[*] /Users/tester/tools\n```\n\nOnce you have reached this point, go ahead and explore some of the commands listed below. In each case, first check out the command's help using the **`-h`** flag then try it out!\n\n```bash\nExploring and interacting with the filesystem\n\nFilesystem\n  cat               Dump file to stdout\n  cd                Change directory\n  cp                Copy a file\n  download          Download a file\n  grep              Search for strings that match a regex within a file or directory\n  head              Grab the first number of bytes or lines from a file\n  ls                List current directory\n  mkdir             Make a directory\n  mv                Move or rename a file\n  pwd               Print working directory\n  rm                Remove a file or directory\n  tail              Grab the last number of bytes or lines from a file\n  upload            Upload a file\n```\n\n```asciinema\n{\"src\": \"/asciinema/filesystem.cast\", \"cols\": \"132\", \"rows\": \"14\", \"idleTimeLimit\": 8}\n```\n\nGetting some environmental information\n```bash\nInfo\n  env               List environment variables\n  getgid            Get session process GID\n  getpid            Get session pid\n  getuid            Get session process UID\n  info              Get session info\n  ping              Send round trip message to implant (does not use ICMP)\n  whoami            Get session user execution context\n```\nExecute a binary\n\n```asciinema\n{\"src\": \"/asciinema/execute.cast\", \"cols\": \"132\", \"rows\": \"14\", \"idleTimeLimit\": 8}\n```\n\nRunning an interactive shell\n\n```asciinema\n{\"src\": \"/asciinema/shell.cast\", \"cols\": \"132\", \"rows\": \"14\", \"idleTimeLimit\": 8}\n```\n\nNot all commands are supported for all operating systems or meant to be used on all operating systems, here are a few examples:\n\n```\nmount             Get information on mounted filesystems (only for Windows and Linux)\nscreenshot        Take a screenshot (only for Windows and Linux)\nmemfiles          List current memfiles (Linux only)\n```\n\nThis is an open-source project if you see a bug please file an issue! Pull requests are always welcome."},{"name":"2 - Beacons vs Sessions","content":"Sliver implants support two types of connections, sessions and beacons.\n\nSessions use long-polling connections, which means they constantly maintain a single TCP connection open while communicating with the server. Beacons on the other hand call back periodically and will sleep when not active which can help keep their presence hidden. You could limit callbacks to once every 6 hours for example and only 'activate' the beacon when needed by switching its sleeping time to a shorter duration.\n\nTypically during an engagement you will want to deploy a beacon on the target system and switch to a session while doing more active enumeration.\n\nLet’s start with generating and deploying a beacon using `http`.\n\n```asciinema\n{\"src\": \"/asciinema/beacon_generation.cast\", \"cols\": \"132\", \"rows\": \"14\", \"idleTimeLimit\": 8}\n```\n\nYou can see the beacon callback times either in the `info` command or using `beacons watch`.\n\n```bash\n[server] sliver > beacons watch\n\n ID         Name            Transport   Username          Operating System   Last Check-Line truncated

go-tests.sh

@@ -154,6 +154,14 @@ else
     exit 1
 fi
 
+# server / gogo / goname
+if go test -tags=server,$TAGS ./server/gogo/goname ; then
+    :
+else
+    cat ~/.sliver/logs/sliver.log
+    exit 1
+fi
+
 # server / gogo
 if go test -tags=server,$TAGS ./server/gogo ; then
     :

go.mod

@@ -1,14 +1,18 @@
 module github.com/bishopfox/sliver
 
-go 1.25.3
+go 1.25.5
 
 replace github.com/rsteube/carapace v0.36.3 => github.com/reeflective/carapace v0.46.3-0.20231214181515-27e49f3c3b69
 
+replace github.com/reeflective/readline => github.com/moloch--/readline v0.0.0-20260128035102-9f373ad18989
+
+replace github.com/reeflective/console => github.com/moloch--/console v0.0.0-20260128035037-680800942770
+
 require (
-	filippo.io/age v1.2.1
+	filippo.io/age v1.3.1
 	github.com/Binject/binjection v0.0.0-20210701074423-605d46e35deb
 	github.com/Binject/debug v0.0.0-20230508195519-26db73212a7a
-	github.com/Binject/go-donut v0.0.0-20220908180326-fcdcc35d591c
+	github.com/Binject/go-donut v0.0.0-20210701074227-67a31e2d883e
 	github.com/Binject/universal v0.0.0-20220519011857-bea739e758c0
 	github.com/Ne0nd0g/go-clr v1.0.3
 	github.com/alecthomas/chroma v0.10.0
@@ -25,47 +29,60 @@ require (
 	github.com/google/uuid v1.6.0
 	github.com/gorilla/mux v1.8.1
 	github.com/grpc-ecosystem/go-grpc-middleware v1.4.0
-	github.com/jedib0t/go-pretty/v6 v6.6.8
+	github.com/jedib0t/go-pretty/v6 v6.7.8
 	github.com/kbinani/screenshot v0.0.0-20250624051815-089614a94018
-	github.com/klauspost/compress v1.18.0
+	github.com/klauspost/compress v1.18.1
 	github.com/lesnuages/go-winio v0.4.19
 	github.com/lesnuages/snitch v0.6.0
 	github.com/mattn/go-sqlite3 v1.14.32
-	github.com/miekg/dns v1.1.68
+	github.com/miekg/dns v1.1.70
 	github.com/moloch--/asciicast v0.1.1
 	github.com/moloch--/memmod v0.0.0-20230225130813-fd77d905589e
-	github.com/moloch--/sgn v0.0.4
-	github.com/ncruces/go-sqlite3 v0.29.1
+	github.com/moloch--/sgn v0.0.5
+	github.com/ncruces/go-sqlite3 v0.30.4
 	github.com/reeflective/console v0.1.25
-	github.com/reeflective/readline v1.1.3
+	github.com/reeflective/readline v1.1.4
 	github.com/rsteube/carapace v0.50.2
 	github.com/sirupsen/logrus v1.9.3
-	github.com/spf13/cobra v1.10.1
+	github.com/spf13/cobra v1.10.2
 	github.com/spf13/pflag v1.0.10
 	github.com/stretchr/testify v1.11.1
-	github.com/tetratelabs/wazero v1.9.0
+	github.com/tetratelabs/wazero v1.11.0
 	github.com/things-go/go-socks5 v0.1.0
 	github.com/ulikunitz/xz v0.5.15
 	github.com/xlab/treeprint v1.2.0
 	github.com/yiya1989/sshkrb5 v0.0.1
 	golang.org/x/crypto v0.46.0
 	golang.org/x/exp v0.0.0-20251002181428-27f1f14c8bb9
-	golang.org/x/mod v0.30.0
-	golang.org/x/net v0.47.0
-	golang.org/x/sys v0.39.0
+	golang.org/x/mod v0.31.0
+	golang.org/x/net v0.48.0
+	golang.org/x/sys v0.40.0
 	golang.org/x/term v0.38.0
 	golang.org/x/text v0.32.0
 	golang.zx2c4.com/wireguard v0.0.0-20250521234502-f333402bd9cb
 	golang.zx2c4.com/wireguard/wgctrl v0.0.0-20241231184526-a9ab2273dd10
 	google.golang.org/grpc v1.76.0
-	google.golang.org/protobuf v1.36.10
+	google.golang.org/protobuf v1.36.11
 	gorm.io/driver/mysql v1.6.0
 	gorm.io/driver/postgres v1.6.0
 	gorm.io/driver/sqlite v1.6.0
 	gorm.io/gorm v1.31.0
 	gvisor.dev/gvisor v0.0.0-20250503011706-39ed1f5ac29c
 	modernc.org/sqlite v1.39.0
-	tailscale.com v1.90.6
+	tailscale.com v1.92.5
+)
+
+require (
+	filippo.io/hpke v0.4.0 // indirect
+	github.com/bahlo/generic-list-go v0.2.0 // indirect
+	github.com/buger/jsonparser v1.1.1 // indirect
+	github.com/creachadair/msync v0.7.1 // indirect
+	github.com/invopop/jsonschema v0.13.0 // indirect
+	github.com/mailru/easyjson v0.7.7 // indirect
+	github.com/pires/go-proxyproto v0.8.1 // indirect
+	github.com/spf13/cast v1.7.1 // indirect
+	github.com/wk8/go-ordered-map/v2 v2.1.8 // indirect
+	github.com/yosida95/uritemplate/v3 v3.0.2 // indirect
 )
 
 require (
@@ -84,8 +101,8 @@ require (
 	github.com/aws/aws-sdk-go-v2/config v1.31.12 // indirect
 	github.com/aws/aws-sdk-go-v2/service/ssm v1.65.1 // indirect
 	github.com/aymanbagabas/go-osc52/v2 v2.0.1 // indirect
-	github.com/carapace-sh/carapace v1.9.0 // indirect
-	github.com/carapace-sh/carapace-shlex v1.1.0 // indirect
+	github.com/carapace-sh/carapace v1.11.0
+	github.com/carapace-sh/carapace-shlex v1.1.1 // indirect
 	github.com/catppuccin/go v0.3.0 // indirect
 	github.com/charmbracelet/bubbles v0.21.1-0.20250623103423-23b8fd6302d7 // indirect
 	github.com/charmbracelet/bubbletea v1.3.10 // indirect
@@ -130,9 +147,10 @@ require (
 	github.com/jinzhu/inflection v1.0.0 // indirect
 	github.com/jinzhu/now v1.1.5 // indirect
 	github.com/jsimonetti/rtnetlink v1.4.2 // indirect
-	github.com/kballard/go-shellquote v0.0.0-20180428030007-95032a82bc51 // indirect
+	github.com/kballard/go-shellquote v0.0.0-20180428030007-95032a82bc51
 	github.com/lucasb-eyer/go-colorful v1.2.0 // indirect
 	github.com/lxn/win v0.0.0-20210218163916-a377121e959e // indirect
+	github.com/mark3labs/mcp-go v0.43.2
 	github.com/mattn/go-colorable v0.1.14 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/mattn/go-localereader v0.0.1 // indirect
@@ -169,7 +187,7 @@ require (
 	golang.org/x/oauth2 v0.30.0 // indirect
 	golang.org/x/sync v0.19.0 // indirect
 	golang.org/x/time v0.13.0 // indirect
-	golang.org/x/tools v0.39.0 // indirect
+	golang.org/x/tools v0.40.0 // indirect
 	golang.zx2c4.com/wintun v0.0.0-20230126152724-0fa3db229ce2 // indirect
 	golang.zx2c4.com/wireguard/windows v0.5.3 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20251014184007-4626949a642f // indirect

go.sum

@@ -1,14 +1,16 @@
 9fans.net/go v0.0.8-0.20250307142834-96bdba94b63f h1:1C7nZuxUMNz7eiQALRfiqNOm04+m3edWlRff/BYHf0Q=
 9fans.net/go v0.0.8-0.20250307142834-96bdba94b63f/go.mod h1:hHyrZRryGqVdqrknjq5OWDLGCTJ2NeEvtrpR96mjraM=
-c2sp.org/CCTV/age v0.0.0-20240306222714-3ec4d716e805 h1:u2qwJeEvnypw+OCPUHmoZE3IqwfuN5kgDfo5MLzpNM0=
-c2sp.org/CCTV/age v0.0.0-20240306222714-3ec4d716e805/go.mod h1:FomMrUJ2Lxt5jCLmZkG3FHa72zUprnhd3v/Z18Snm4w=
+c2sp.org/CCTV/age v0.0.0-20251208015420-e9274a7bdbfd h1:ZLsPO6WdZ5zatV4UfVpr7oAwLGRZ+sebTUruuM4Ra3M=
+c2sp.org/CCTV/age v0.0.0-20251208015420-e9274a7bdbfd/go.mod h1:SrHC2C7r5GkDk8R+NFVzYy/sdj0Ypg9htaPXQq5Cqeo=
 cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
 cloud.google.com/go/compute/metadata v0.7.0 h1:PBWF+iiAerVNe8UCHxdOt6eHLVc3ydFeOCw78U8ytSU=
 cloud.google.com/go/compute/metadata v0.7.0/go.mod h1:j5MvL9PprKL39t166CoB1uVHfQMs4tFQZZcKwksXUjo=
-filippo.io/age v1.2.1 h1:X0TZjehAZylOIj4DubWYU1vWQxv9bJpo+Uu2/LGhi1o=
-filippo.io/age v1.2.1/go.mod h1:JL9ew2lTN+Pyft4RiNGguFfOpewKwSHm5ayKD/A4004=
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@@ -17,8 +19,8 @@ github.com/Binject/debug v0.0.0-20210225042342-c9b8b45728d2/go.mod h1:QzgxDLY/qd
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@@ -84,11 +86,15 @@ github.com/aymanbagabas/go-osc52/v2 v2.0.1 h1:HwpRHbFMcZLEVr42D4p7XBqjyuxQH5SMiE
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@@ -142,6 +148,8 @@ github.com/coreos/go-iptables v0.8.0 h1:MPc2P89IhuVpLI7ETL/2tx3XZ61VeICZjYqDEgNs
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@@ -253,6 +261,8 @@ github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2
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@@ -264,8 +274,8 @@ github.com/jackc/puddle/v2 v2.2.2/go.mod h1:vriiEXHvEE654aYKXXjOvZM39qJ0q+azkZFr
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@@ -282,8 +293,8 @@ github.com/kbinani/screenshot v0.0.0-20250624051815-089614a94018 h1:NQYgMY188uWr
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@@ -306,6 +317,10 @@ github.com/lucasb-eyer/go-colorful v1.2.0 h1:1nnpGOrhyZZuNyfu1QjKiUICQ74+3FNCN69
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 github.com/ncruces/julianday v1.0.0 h1:fH0OKwa7NWvniGQtxdJRxAgkBMolni2BjDHaWTxqt7M=
@@ -364,6 +383,8 @@ github.com/orisano/pixelmatch v0.0.0-20220722002657-fb0b55479cde h1:x0TT0RDC7UhA
 github.com/orisano/pixelmatch v0.0.0-20220722002657-fb0b55479cde/go.mod h1:nZgzbfBr3hhjoZnS66nKrHmduYNpc34ny7RK4z5/HM0=
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+github.com/pires/go-proxyproto v0.8.1 h1:9KEixbdJfhrbtjpz/ZwCdWDD2Xem0NZ38qMYaASJgp0=
+github.com/pires/go-proxyproto v0.8.1/go.mod h1:ZKAAyp3cgy5Y5Mo4n9AlScrkCZwUy0g3Jf+slqQVcuU=
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 github.com/pkg/sftp v1.13.6 h1:JFZT4XbOU7l77xGSpOdW+pwIMqP044IyjXX6FGyEKFo=
@@ -374,14 +395,10 @@ github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2/go.mod h1:iKH
 github.com/prometheus-community/pro-bing v0.4.0 h1:YMbv+i08gQz97OZZBwLyvmmQEEzyfyrrjEaAchdy3R4=
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 github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA=
-github.com/prometheus/client_model v0.6.1 h1:ZKSh/rekM+n3CeS952MLRAdFwIKqeY8b62p8ais2e9E=
-github.com/prometheus/client_model v0.6.1/go.mod h1:OrxVMOVHjw3lKMa8+x6HeMGkHMQyHDk9E3jmP2AmGiY=
-github.com/prometheus/common v0.55.0 h1:KEi6DK7lXW/m7Ig5i47x0vRzuBsHuvJdi5ee6Y3G1dc=
-github.com/prometheus/common v0.55.0/go.mod h1:2SECS4xJG1kd8XF9IcM1gMX6510RAEL65zxzNImwdc8=
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-github.com/reeflective/console v0.1.25/go.mod h1:It/IqEjo0PowaBuxBS9pEi5EYUgmtvQd0ytMtlS77kk=
-github.com/reeflective/readline v1.1.3 h1:meGkuEmujZHmalJ9eT3pYkwtkufH5EwYFPTnaph0T0s=
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 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94icq4NjY3clb7Lk8O1qJ8BdBEF8z0ibU0rE=
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 github.com/rivo/uniseg v0.4.7 h1:WUdvkW8uEhrYfLC4ZzdpI2ztxP1I582+49Oc5Mq64VQ=
@@ -399,12 +416,12 @@ github.com/sirupsen/logrus v1.4.2/go.mod h1:tLMulIdttU9McNUspp0xgXVQah82FyeX6Mwd
 github.com/sirupsen/logrus v1.7.0/go.mod h1:yWOB1SBYBC5VeMP7gHvWumXLIWorT60ONWic61uBYv0=
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+github.com/spf13/cast v1.7.1 h1:cuNEagBQEHWN1FnbGEjCXL2szYEXqfJPbP2HNUaca9Y=
+github.com/spf13/cast v1.7.1/go.mod h1:ancEpBxwJDODSW/UG4rDrAqiKolqNNh2DX3mk86cAdo=
 github.com/spf13/cobra v1.8.0/go.mod h1:WXLWApfZ71AjXPya3WOlMsY9yMs7YeiHhFVlvLyhcho=
-github.com/spf13/cobra v1.9.1/go.mod h1:nDyEzZ8ogv936Cinf6g1RU9MRY64Ir93oCnqb9wxYW0=
-github.com/spf13/cobra v1.10.1 h1:lJeBwCfmrnXthfAupyUTzJ/J4Nc1RsHC/mSRU2dll/s=
-github.com/spf13/cobra v1.10.1/go.mod h1:7SmJGaTHFVBY0jW4NXGluQoLvhqFQM+6XSKD+P4XaB0=
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 github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
-github.com/spf13/pflag v1.0.6/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
 github.com/spf13/pflag v1.0.9/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
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 github.com/spf13/pflag v1.0.10/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
@@ -441,8 +458,8 @@ github.com/tailscale/xnet v0.0.0-20240729143630-8497ac4dab2e h1:zOGKqN5D5hHhiYUp
 github.com/tailscale/xnet v0.0.0-20240729143630-8497ac4dab2e/go.mod h1:orPd6JZXXRyuDusYilywte7k094d7dycXXU5YnWsrwg=
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-github.com/tetratelabs/wazero v1.9.0 h1:IcZ56OuxrtaEz8UYNRHBrUa9bYeX9oVY93KspZZBf/I=
-github.com/tetratelabs/wazero v1.9.0/go.mod h1:TSbcXCfFP0L2FGkRPxHphadXPjo1T6W+CseNNY7EkjM=
+github.com/tetratelabs/wazero v1.11.0 h1:+gKemEuKCTevU4d7ZTzlsvgd1uaToIDtlQlmNbwqYhA=
+github.com/tetratelabs/wazero v1.11.0/go.mod h1:eV28rsN8Q+xwjogd7f4/Pp4xFxO7uOGbLcD/LzB1wiU=
 github.com/thedevsaddam/gojsonq/v2 v2.5.2 h1:CoMVaYyKFsVj6TjU6APqAhAvC07hTI6IQen8PHzHYY0=
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 github.com/things-go/go-socks5 v0.1.0 h1:4f5dz0iMQ6cA4wseFmyLmCHmg3SWJTW92ndrKS6oERg=
@@ -455,6 +472,8 @@ github.com/ulikunitz/xz v0.5.15 h1:9DNdB5s+SgV3bQ2ApL10xRc35ck0DuIX/isZvIk+ubY=
 github.com/ulikunitz/xz v0.5.15/go.mod h1:nbz6k7qbPmH4IRqmfOplQw/tblSgqTqBwxkY0oWt/14=
 github.com/vishvananda/netns v0.0.5 h1:DfiHV+j8bA32MFM7bfEunvT8IAqQ/NzSJHtcmW5zdEY=
 github.com/vishvananda/netns v0.0.5/go.mod h1:SpkAiCQRtJ6TvvxPnOSyH3BMl6unz3xZlaprSwhNNJM=
+github.com/wk8/go-ordered-map/v2 v2.1.8 h1:5h/BUHu93oj4gIdvHHHGsScSTMijfx5PeYkE/fJgbpc=
+github.com/wk8/go-ordered-map/v2 v2.1.8/go.mod h1:5nJHM5DyteebpVlHnWMV0rPz6Zp7+xBAnxjb1X5vnTw=
 github.com/x448/float16 v0.8.4 h1:qLwI1I70+NjRFUR3zs1JPUCgaCXSh3SW62uAKT1mSBM=
 github.com/x448/float16 v0.8.4/go.mod h1:14CWIYCyZA/cWjXOioeEpHeN/83MdbZDRQHoFcYsOfg=
 github.com/xlab/treeprint v1.2.0 h1:HzHnuAF1plUN2zGlAFHbSQP2qJ0ZAD3XF5XD7OesXRQ=
@@ -463,6 +482,8 @@ github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e h1:JVG44RsyaB9T2KIHavM
 github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e/go.mod h1:RbqR21r5mrJuqunuUZ/Dhy/avygyECGrLceyNeo4LiM=
 github.com/yiya1989/sshkrb5 v0.0.1 h1:oAKpXLBeZExjYDV9eTL2KypmXU+5oPrJtqDuR5JbWic=
 github.com/yiya1989/sshkrb5 v0.0.1/go.mod h1:r1bHcNa22x8rrg/Kj/cDF5bX6UtZrHiQgRFvj3Mnpl8=
+github.com/yosida95/uritemplate/v3 v3.0.2 h1:Ed3Oyj9yrmi9087+NczuL5BwkIc4wvTb5zIM+UJPGz4=
+github.com/yosida95/uritemplate/v3 v3.0.2/go.mod h1:ILOh0sOhIJR3+L/8afwt/kE++YT040gmv5BQTMR2HP4=
 github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 go.opentelemetry.io/auto/sdk v1.1.0 h1:cH53jehLUN6UFLY71z+NDOiNJqDdPRaXzTel0sJySYA=
@@ -481,6 +502,7 @@ go.uber.org/atomic v1.7.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc=
 go.uber.org/goleak v1.1.10/go.mod h1:8a7PlsEVH3e/a/GLqe5IIrQx6GzcnRmZEufDUTk4A7A=
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 go.uber.org/zap v1.18.1/go.mod h1:xg/QME4nWcxGxrpdeYfq7UvYrLh66cuVKdrbD1XF/NI=
+go.yaml.in/yaml/v3 v3.0.4/go.mod h1:DhzuOOF2ATzADvBadXxruRBLzYTpT36CKvDb3+aBEFg=
 go4.org/mem v0.0.0-20240501181205-ae6ca9944745 h1:Tl++JLUCe4sxGu8cTpDzRLd3tN7US4hOxG5YpKCzkek=
 go4.org/mem v0.0.0-20240501181205-ae6ca9944745/go.mod h1:reUoABIJ9ikfM5sgtSF3Wushcza7+WeD01VB9Lirh3g=
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@@ -504,8 +526,8 @@ golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3/go.mod h1:6SW0HCj/g11FgYtHl
 golang.org/x/lint v0.0.0-20190930215403-16217165b5de/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
 golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
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-golang.org/x/mod v0.30.0 h1:fDEXFVZ/fmCKProc/yAXXUijritrDzahmwwefnjoPFk=
-golang.org/x/mod v0.30.0/go.mod h1:lAsf5O2EvJeSFMiBxXDki7sCgAxEUcZHXoXMKT4GJKc=
+golang.org/x/mod v0.31.0 h1:HaW9xtz0+kOcWKwli0ZXy79Ix+UW/vOfmWI5QVd2tgI=
+golang.org/x/mod v0.31.0/go.mod h1:43JraMp9cGx1Rx3AqioxrbrhNsLl2l/iNAvuBkrezpg=
 golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
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@@ -514,8 +536,8 @@ golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
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 golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
-golang.org/x/net v0.47.0 h1:Mx+4dIFzqraBXUugkia1OOvlD6LemFo1ALMHjrXDOhY=
-golang.org/x/net v0.47.0/go.mod h1:/jNxtkgq5yWUGYkaZGqo27cfGZ1c5Nen03aYrrKpVRU=
+golang.org/x/net v0.48.0 h1:zyQRTTrjc33Lhh0fBgT/H3oZq9WuvRR5gPC70xpDiQU=
+golang.org/x/net v0.48.0/go.mod h1:+ndRgGjkh8FGtu1w1FGbEC31if4VrNVMuKTgcAAnQRY=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
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@@ -544,8 +566,8 @@ golang.org/x/sys v0.0.0-20220330033206-e17cdc41300f/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220817070843-5a390386f1f2/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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-golang.org/x/sys v0.39.0 h1:CvCKL8MeisomCi6qNZ+wbb0DN9E5AATixKsvNtMoMFk=
-golang.org/x/sys v0.39.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
+golang.org/x/sys v0.40.0 h1:DBZZqJ2Rkml6QMQsZywtnjnnGvHza6BTfYFWY9kjEWQ=
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@@ -564,8 +586,8 @@ golang.org/x/tools v0.0.0-20191108193012-7d206e10da11/go.mod h1:b+2E5dAYhXwXZwtn
 golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
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-golang.org/x/tools v0.39.0 h1:ik4ho21kwuQln40uelmciQPp9SipgNDdrafrYA4TmQQ=
-golang.org/x/tools v0.39.0/go.mod h1:JnefbkDPyD8UU2kI5fuf8ZX4/yUeh9W877ZeBONxUqQ=
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 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
@@ -594,8 +616,8 @@ google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8
 google.golang.org/grpc v1.29.1/go.mod h1:itym6AZVZYACWQqET3MqgPpjcuV5QH3BxFS3IjizoKk=
 google.golang.org/grpc v1.76.0 h1:UnVkv1+uMLYXoIz6o7chp59WfQUYA2ex/BXQ9rHZu7A=
 google.golang.org/grpc v1.76.0/go.mod h1:Ju12QI8M6iQJtbcsV+awF5a4hfJMLi4X0JLo94ULZ6c=
-google.golang.org/protobuf v1.36.10 h1:AYd7cD/uASjIL6Q9LiTjz8JLcrh/88q5UObnmY3aOOE=
-google.golang.org/protobuf v1.36.10/go.mod h1:HTf+CrKn2C3g5S8VImy6tdcUvCska2kB7j23XfzDpco=
+google.golang.org/protobuf v1.36.11 h1:fV6ZwhNocDyBLK0dj+fg8ektcVegBBuEolpbTQyBNVE=
+google.golang.org/protobuf v1.36.11/go.mod h1:HTf+CrKn2C3g5S8VImy6tdcUvCska2kB7j23XfzDpco=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
@@ -628,8 +650,8 @@ gvisor.dev/gvisor v0.0.0-20250503011706-39ed1f5ac29c h1:m/r7OM+Y2Ty1sgBQ7Qb27VgI
 gvisor.dev/gvisor v0.0.0-20250503011706-39ed1f5ac29c/go.mod h1:3r5CMtNQMKIvBlrmM9xWUNamjKBYPOWyXOjmg5Kts3g=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
-honnef.co/go/tools v0.5.1 h1:4bH5o3b5ZULQ4UrBmP+63W9r7qIkqJClEA9ko5YKx+I=
-honnef.co/go/tools v0.5.1/go.mod h1:e9irvo83WDG9/irijV44wr3tbhcFeRnfpVlRqVwpzMs=
+honnef.co/go/tools v0.7.0-0.dev.0.20251022135355-8273271481d0 h1:5SXjd4ET5dYijLaf0O3aOenC0Z4ZafIWSpjUzsQaNho=
+honnef.co/go/tools v0.7.0-0.dev.0.20251022135355-8273271481d0/go.mod h1:EPDDhEZqVHhWuPI5zPAsjU0U7v9xNIWjoOVyZ5ZcniQ=
 howett.net/plist v1.0.0 h1:7CrbWYbPPO/PyNy38b2EB/+gYbjCe2DXBxgtOOZbSQM=
 howett.net/plist v1.0.0/go.mod h1:lqaXoTrLY4hg8tnEzNru53gicrbv7rrk+2xJA/7hw9g=
 modernc.org/cc/v4 v4.26.5 h1:xM3bX7Mve6G8K8b+T11ReenJOT+BmVqQj0FY5T4+5Y4=
@@ -662,5 +684,5 @@ mvdan.cc/sh/v3 v3.12.0 h1:ejKUR7ONP5bb+UGHGEG/k9V5+pRVIyD+LsZz7o8KHrI=
 mvdan.cc/sh/v3 v3.12.0/go.mod h1:Se6Cj17eYSn+sNooLZiEUnNNmNxg0imoYlTu4CyaGyg=
 software.sslmate.com/src/go-pkcs12 v0.4.0 h1:H2g08FrTvSFKUj+D309j1DPfk5APnIdAQAB8aEykJ5k=
 software.sslmate.com/src/go-pkcs12 v0.4.0/go.mod h1:Qiz0EyvDRJjjxGyUQa2cCNZn/wMyzrRJ/qcDXOQazLI=
-tailscale.com v1.90.6 h1:EhYPiZP/xcLeinikaLA0kn4CQT3+z9SZ13IB/kzWhd4=
-tailscale.com v1.90.6/go.mod h1:+9EX6pOGCNa6pxCVRhhlJLy/qnkDzOplFYpeZyYlCT0=
+tailscale.com v1.92.5 h1:h88HqtGk8jd9umF7l6m/8+QK69dY9IVMIlkNK9XYpvQ=
+tailscale.com v1.92.5/go.mod h1:jzTfKDd6XNNSNoX+Q9INIMpMU5rfZ9g8ojcAoMKi5w0=

implant/sliver/README.md

@@ -6,7 +6,7 @@ Core Go implementation of the Sliver implant runtime and supporting subsystems.
 
 ## Go Files
 
-- `sliver.go` – Implant entry point that wires transports, handlers, and the task runner together at startup.
+- `main.go` – Implant entry point that wires transports, handlers, and the task runner together at startup.
 
 ## Sub-packages
 

implant/sliver/handlers/handlers.go

@@ -27,10 +27,12 @@ import (
 	"fmt"
 	"io"
 	"io/fs"
+	"maps"
 	"os"
 	"os/exec"
 	"path/filepath"
 	"regexp"
+	"sort"
 	"strings"
 	"time"
 	"unicode/utf8"
@@ -164,10 +166,14 @@ func dirListHandler(data []byte, resp RPCResponse) {
 		dirList.Exists = true
 	} else {
 		dirList.Exists = false
+		dirList.Response = &commonpb.Response{Err: err.Error()}
 	}
 	dirList.Files = []*sliverpb.FileInfo{}
-	rootDirInfo, err := rootDirEntry.Info()
-	if err == nil && filter == "" {
+	var rootDirInfo fs.FileInfo
+	if rootDirEntry != nil {
+		rootDirInfo, err = rootDirEntry.Info()
+	}
+	if err == nil && rootDirInfo != nil && filter == "" {
 		// We should not get an error because we created the DirEntry object from the FileInfo object
 		dirList.Files = append(dirList.Files, &sliverpb.FileInfo{
 			Name:    ".", // Cannot use the name from the FileInfo / DirEntry because that is the name of the directory
@@ -191,6 +197,7 @@ func dirListHandler(data []byte, resp RPCResponse) {
 			if err != nil {
 				// Then this is a bad filter, and it will be a bad filter
 				// on every iteration of the loop, so we might as well break now
+				dirList.Response = &commonpb.Response{Err: err.Error()}
 				break
 			}
 		}
@@ -247,22 +254,26 @@ func getDirList(target string) (string, fs.DirEntry, []fs.DirEntry, error) {
 		// {{end}}
 		return "", nil, nil, err
 	}
-	if rootInfo, err := os.Stat(dir); !os.IsNotExist(err) {
-		/*
-			We could place the entry for the directory itself
-			at the beginning of the returned slice of DirEntry
-			objects, but then it is not clear if that is the
-			root directory or a directory / file in the root
-			directory with the same name as the root directory.
-
-			Using WalkDir is not great here because you cannot
-			tell it to not be recursive, so we will be wasting
-			cycles telling it to skip directories and files
-		*/
-		files, err := os.ReadDir(dir)
-		return dir, fs.FileInfoToDirEntry(rootInfo), files, err
+	rootInfo, err := os.Stat(dir)
+	if err != nil {
+		if os.IsNotExist(err) {
+			return dir, nil, []fs.DirEntry{}, errors.New("directory does not exist")
+		}
+		return dir, nil, []fs.DirEntry{}, err
 	}
-	return dir, nil, []fs.DirEntry{}, errors.New("directory does not exist")
+	/*
+		We could place the entry for the directory itself
+		at the beginning of the returned slice of DirEntry
+		objects, but then it is not clear if that is the
+		root directory or a directory / file in the root
+		directory with the same name as the root directory.
+
+		Using WalkDir is not great here because you cannot
+		tell it to not be recursive, so we will be wasting
+		cycles telling it to skip directories and files
+	*/
+	files, err := os.ReadDir(dir)
+	return dir, fs.FileInfoToDirEntry(rootInfo), files, err
 }
 
 func rmHandler(data []byte, resp RPCResponse) {
@@ -1146,6 +1157,29 @@ func executeHandler(data []byte, resp RPCResponse) {
 		return
 	}
 	cmd := exec.Command(exePath, execReq.Args...)
+	if execReq.EnvInheritance || len(execReq.Env) > 0 {
+		envVars := make(map[string]string)
+		if execReq.EnvInheritance {
+			for _, entry := range os.Environ() {
+				parts := strings.SplitN(entry, "=", 2)
+				if len(parts) == 2 {
+					envVars[parts[0]] = parts[1]
+				} else if len(parts) == 1 {
+					envVars[parts[0]] = ""
+				}
+			}
+		}
+		maps.Copy(envVars, execReq.Env)
+		keys := make([]string, 0, len(envVars))
+		for key := range envVars {
+			keys = append(keys, key)
+		}
+		sort.Strings(keys)
+		cmd.Env = make([]string, 0, len(envVars))
+		for _, key := range keys {
+			cmd.Env = append(cmd.Env, fmt.Sprintf("%s=%s", key, envVars[key]))
+		}
+	}
 
 	if execReq.Output {
 		stdOutBuff := new(bytes.Buffer)

implant/sliver/main.c

@@ -1,4 +1,4 @@
-#include "sliver.h"
+#include "main.h"
 
 #ifdef __WIN32
 #include <windows.h>

implant/sliver/main.go

@@ -0,0 +1,47 @@
+package main
+
+/*
+	Sliver Implant Framework
+	Copyright (C) 2019  Bishop Fox
+
+	This program is free software: you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation, either version 3 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program.  If not, see <https://www.gnu.org/licenses/>.
+*/
+
+// {{if or .Config.IsSharedLib }}
+//#include "main.h"
+import "C"
+
+// {{end}}
+
+import (
+	"github.com/bishopfox/sliver/implant/sliver/runner"
+)
+
+// {{if or .Config.IsSharedLib .Config.IsShellcode}}
+var isRunning bool = false
+
+// {{range .Config.Exports}}
+//export {{.}}
+func {{.}} () {
+	if !isRunning {
+		isRunning = true
+		main()
+	}
+}
+// {{end}}
+// {{end}}
+
+func main() {
+	runner.Main()
+}

implant/sliver/runner/runner.go

@@ -1,4 +1,4 @@
-package main
+package runner
 
 /*
 	Sliver Implant Framework
@@ -18,12 +18,6 @@ package main
 	along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
-// {{if or .Config.IsSharedLib }}
-//#include "sliver.h"
-import "C"
-
-// {{end}}
-
 import (
 	"errors"
 
@@ -105,26 +99,11 @@ func (serv *sliverService) Execute(args []string, r <-chan svc.ChangeRequest, ch
 			}
 		}
 	}
-	return
 }
 
 // {{end}}
 
-// {{if or .Config.IsSharedLib .Config.IsShellcode}}
-var isRunning bool = false
-
-// {{range .Config.Exports}}
-//export {{.}}
-func {{.}} () {
-	if !isRunning {
-		isRunning = true
-		main()
-	}
-}
-// {{end}}
-// {{end}}
-
-func main() {
+func Main() {
 
 	// {{if .Config.Debug}}
 	log.SetFlags(log.LstdFlags | log.Lshortfile)
@@ -272,17 +251,19 @@ func beaconMainLoop(beacon *transports.Beacon) error {
 	time.Sleep(time.Second)
 	beacon.Close()
 
-	// BeaconMain - Is executed in it's own goroutine as the function will block
-	// until all tasks complete (in success or failure), if a task handler blocks
-	// forever it will simply block this set of tasks instead of the entire beacon
+	// BeaconMain - Tasks run in background goroutines, check-ins happen on schedule
+	// Results are collected and sent on subsequent check-ins
+	pendingResults := make(chan *sliverpb.Envelope, 100)
 	errors := make(chan error)
 	shortCircuit := make(chan struct{})
+
 	for {
 		duration := beacon.Duration()
 		nextCheckin = time.Now().Add(duration)
+
 		go func() {
 			oldInterval := beacon.Interval()
-			err := beaconMain(beacon, nextCheckin)
+			err := beaconMain(beacon, nextCheckin, pendingResults)
 			if err != nil {
 				// {{if .Config.Debug}}
 				log.Printf("[beacon] main error: %v", nextCheckin)
@@ -310,7 +291,7 @@ func beaconMainLoop(beacon *transports.Beacon) error {
 	return nil
 }
 
-func beaconMain(beacon *transports.Beacon, nextCheckin time.Time) error {
+func beaconMain(beacon *transports.Beacon, nextCheckin time.Time, pendingResults chan *sliverpb.Envelope) error {
 	err := beacon.Start()
 	if err != nil {
 		// {{if .Config.Debug}}
@@ -325,12 +306,26 @@ func beaconMain(beacon *transports.Beacon, nextCheckin time.Time) error {
 		time.Sleep(time.Second)
 		beacon.Close()
 	}()
+
+	// Collect any pending results from background tasks
+	var completedResults []*sliverpb.Envelope
+collecting:
+	for {
+		select {
+		case result := <-pendingResults:
+			completedResults = append(completedResults, result)
+		default:
+			break collecting
+		}
+	}
+
 	// {{if .Config.Debug}}
-	log.Printf("[beacon] sending check in ...")
+	log.Printf("[beacon] sending check in with %d pending results...", len(completedResults))
 	// {{end}}
 	err = beacon.Send(wrapEnvelope(sliverpb.MsgBeaconTasks, &sliverpb.BeaconTasks{
 		ID:          InstanceID,
 		NextCheckin: int64(beacon.Duration().Seconds()),
+		Tasks:       completedResults,
 	}))
 	if err != nil {
 		// {{if .Config.Debug}}
@@ -382,30 +377,81 @@ func beaconMain(beacon *transports.Beacon, nextCheckin time.Time) error {
 		}
 	}
 
-	// ensure extensions are registered before they are called
-	var results []*sliverpb.Envelope
+	// Dispatch tasks to background - results sent to pendingResults as each completes
+	// Extensions must be registered synchronously before other tasks can use them
 	for _, r := range beaconHandleTasklist(tasksExtensionRegister) {
-		results = append(results, r)
-	}
-	for _, r := range beaconHandleTasklist(tasksOther) {
-		results = append(results, r)
+		pendingResults <- r
 	}
 
-	err = beacon.Send(wrapEnvelope(sliverpb.MsgBeaconTasks, &sliverpb.BeaconTasks{
-		ID:    InstanceID,
-		Tasks: results,
-	}))
-	if err != nil {
-		// {{if .Config.Debug}}
-		log.Printf("[beacon] error sending results %s", err)
-		// {{end}}
-	}
+	// Dispatch other tasks individually - each sends its result when done
+	beaconDispatchTasks(tasksOther, pendingResults)
+
 	// {{if .Config.Debug}}
-	log.Printf("[beacon] all results sent to server, cleanup ...")
+	log.Printf("[beacon] tasks dispatched to background, check-in complete")
 	// {{end}}
 	return nil
 }
 
+// beaconDispatchTasks dispatches tasks to run in background, sending results as each completes
+func beaconDispatchTasks(tasks []*sliverpb.Envelope, pendingResults chan *sliverpb.Envelope) {
+	sysHandlers := handlers.GetSystemHandlers()
+	specHandlers := handlers.GetKillHandlers()
+
+	for _, task := range tasks {
+		// {{if .Config.Debug}}
+		log.Printf("[beacon] dispatching task %d", task.Type)
+		// {{end}}
+		if handler, ok := sysHandlers[task.Type]; ok {
+			data := task.Data
+			taskID := task.ID
+			// {{if eq .Config.GOOS "windows" }}
+			go func() {
+				handlers.WrapperHandler(handler, data, func(data []byte, err error) {
+					// {{if .Config.Debug}}
+					if err != nil {
+						log.Printf("[beacon] handler function returned an error: %s", err)
+					}
+					log.Printf("[beacon] task completed (id: %d)", taskID)
+					// {{end}}
+					pendingResults <- &sliverpb.Envelope{
+						ID:   taskID,
+						Data: data,
+					}
+				})
+			}()
+			//  {{else}}
+			go func() {
+				handler(data, func(data []byte, err error) {
+					// {{if .Config.Debug}}
+					if err != nil {
+						log.Printf("[beacon] handler function returned an error: %s", err)
+					}
+					log.Printf("[beacon] task completed (id: %d)", taskID)
+					// {{end}}
+					pendingResults <- &sliverpb.Envelope{
+						ID:   taskID,
+						Data: data,
+					}
+				})
+			}()
+			// {{end}}
+		} else if task.Type == sliverpb.MsgOpenSession {
+			go openSessionHandler(task.Data)
+			pendingResults <- &sliverpb.Envelope{
+				ID:   task.ID,
+				Data: []byte{},
+			}
+		} else if handler, ok := specHandlers[task.Type]; ok {
+			go handler(task.Data, nil)
+		} else {
+			pendingResults <- &sliverpb.Envelope{
+				ID:                 task.ID,
+				UnknownMessageType: true,
+			}
+		}
+	}
+}
+
 func beaconHandleTasklist(tasks []*sliverpb.Envelope) []*sliverpb.Envelope {
 	results := []*sliverpb.Envelope{}
 	resultsMutex := &sync.Mutex{}

implant/sliver/transports/beacon.go

@@ -362,9 +362,6 @@ func dnsBeacon(uri *url.URL) *Beacon {
 			return client.WriteEnvelope(envelope)
 		},
 		Close: func() error {
-			if client != nil {
-				return client.CloseSession()
-			}
 			return nil
 		},
 		Cleanup: func() error {

protobuf/clientpb/client.proto

@@ -148,6 +148,7 @@ message ImplantConfig {
   bool ObfuscateSymbols = 12;
   string TemplateName = 13;
   bool SGNEnabled = 14;
+  string GoPackage = 15;
 
   bool IncludeMTLS = 53;
   bool IncludeHTTP = 16;
@@ -585,6 +586,9 @@ message WebContent {
   string ContentType = 4;
   uint64 Size = 5 [ jstype = JS_STRING ];
 
+  string OriginalFile = 6;
+  string Sha256 = 7;
+
   bytes Content = 9;
 }
 
@@ -1315,4 +1319,4 @@ message CertificateData {
 
 message CertificateInfo {
   repeated CertificateData info = 1;  
-}
+}

protobuf/commonpb/common.pb.go

@@ -1,7 +1,7 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.36.3
-// 	protoc        v5.29.3
+// 	protoc-gen-go v1.26.0
+// 	protoc        v3.15.8
 // source: commonpb/common.proto
 
 package commonpb
@@ -21,16 +21,18 @@ const (
 )
 
 type Empty struct {
-	state         protoimpl.MessageState `protogen:"open.v1"`
-	unknownFields protoimpl.UnknownFields
+	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
 }
 
 func (x *Empty) Reset() {
 	*x = Empty{}
-	mi := &file_commonpb_common_proto_msgTypes[0]
-	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-	ms.StoreMessageInfo(mi)
+	if protoimpl.UnsafeEnabled {
+		mi := &file_commonpb_common_proto_msgTypes[0]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
 }
 
 func (x *Empty) String() string {
@@ -41,7 +43,7 @@ func (*Empty) ProtoMessage() {}
 
 func (x *Empty) ProtoReflect() protoreflect.Message {
 	mi := &file_commonpb_common_proto_msgTypes[0]
-	if x != nil {
+	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
 			ms.StoreMessageInfo(mi)
@@ -58,20 +60,23 @@ func (*Empty) Descriptor() ([]byte, []int) {
 
 // Request - Common fields used in all gRPC requests
 type Request struct {
-	state         protoimpl.MessageState `protogen:"open.v1"`
-	Async         bool                   `protobuf:"varint,1,opt,name=Async,proto3" json:"Async,omitempty"`
-	Timeout       int64                  `protobuf:"varint,2,opt,name=Timeout,proto3" json:"Timeout,omitempty"`
-	BeaconID      string                 `protobuf:"bytes,8,opt,name=BeaconID,proto3" json:"BeaconID,omitempty"`
-	SessionID     string                 `protobuf:"bytes,9,opt,name=SessionID,proto3" json:"SessionID,omitempty"`
-	unknownFields protoimpl.UnknownFields
+	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Async     bool   `protobuf:"varint,1,opt,name=Async,proto3" json:"Async,omitempty"`
+	Timeout   int64  `protobuf:"varint,2,opt,name=Timeout,proto3" json:"Timeout,omitempty"`
+	BeaconID  string `protobuf:"bytes,8,opt,name=BeaconID,proto3" json:"BeaconID,omitempty"`
+	SessionID string `protobuf:"bytes,9,opt,name=SessionID,proto3" json:"SessionID,omitempty"`
 }
 
 func (x *Request) Reset() {
 	*x = Request{}
-	mi := &file_commonpb_common_proto_msgTypes[1]
-	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-	ms.StoreMessageInfo(mi)
+	if protoimpl.UnsafeEnabled {
+		mi := &file_commonpb_common_proto_msgTypes[1]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
 }
 
 func (x *Request) String() string {
@@ -82,7 +87,7 @@ func (*Request) ProtoMessage() {}
 
 func (x *Request) ProtoReflect() protoreflect.Message {
 	mi := &file_commonpb_common_proto_msgTypes[1]
-	if x != nil {
+	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
 			ms.StoreMessageInfo(mi)
@@ -126,24 +131,26 @@ func (x *Request) GetSessionID() string {
 }
 
 // Response - Common fields used in all gRPC responses. Note that the Err field
-//
-//	only used when the implant needs to return an error to the server.
-//	Client<->Server comms should use normal gRPC error handling.
+//            only used when the implant needs to return an error to the server.
+//            Client<->Server comms should use normal gRPC error handling.
 type Response struct {
-	state         protoimpl.MessageState `protogen:"open.v1"`
-	Err           string                 `protobuf:"bytes,1,opt,name=Err,proto3" json:"Err,omitempty"`
-	Async         bool                   `protobuf:"varint,2,opt,name=Async,proto3" json:"Async,omitempty"`
-	BeaconID      string                 `protobuf:"bytes,8,opt,name=BeaconID,proto3" json:"BeaconID,omitempty"`
-	TaskID        string                 `protobuf:"bytes,9,opt,name=TaskID,proto3" json:"TaskID,omitempty"`
-	unknownFields protoimpl.UnknownFields
+	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Err      string `protobuf:"bytes,1,opt,name=Err,proto3" json:"Err,omitempty"`
+	Async    bool   `protobuf:"varint,2,opt,name=Async,proto3" json:"Async,omitempty"`
+	BeaconID string `protobuf:"bytes,8,opt,name=BeaconID,proto3" json:"BeaconID,omitempty"`
+	TaskID   string `protobuf:"bytes,9,opt,name=TaskID,proto3" json:"TaskID,omitempty"`
 }
 
 func (x *Response) Reset() {
 	*x = Response{}
-	mi := &file_commonpb_common_proto_msgTypes[2]
-	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-	ms.StoreMessageInfo(mi)
+	if protoimpl.UnsafeEnabled {
+		mi := &file_commonpb_common_proto_msgTypes[2]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
 }
 
 func (x *Response) String() string {
@@ -154,7 +161,7 @@ func (*Response) ProtoMessage() {}
 
 func (x *Response) ProtoReflect() protoreflect.Message {
 	mi := &file_commonpb_common_proto_msgTypes[2]
-	if x != nil {
+	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
 			ms.StoreMessageInfo(mi)
@@ -199,18 +206,21 @@ func (x *Response) GetTaskID() string {
 
 // File - A basic file data type
 type File struct {
-	state         protoimpl.MessageState `protogen:"open.v1"`
-	Name          string                 `protobuf:"bytes,1,opt,name=Name,proto3" json:"Name,omitempty"`
-	Data          []byte                 `protobuf:"bytes,2,opt,name=Data,proto3" json:"Data,omitempty"`
-	unknownFields protoimpl.UnknownFields
+	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Name string `protobuf:"bytes,1,opt,name=Name,proto3" json:"Name,omitempty"`
+	Data []byte `protobuf:"bytes,2,opt,name=Data,proto3" json:"Data,omitempty"`
 }
 
 func (x *File) Reset() {
 	*x = File{}
-	mi := &file_commonpb_common_proto_msgTypes[3]
-	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-	ms.StoreMessageInfo(mi)
+	if protoimpl.UnsafeEnabled {
+		mi := &file_commonpb_common_proto_msgTypes[3]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
 }
 
 func (x *File) String() string {
@@ -221,7 +231,7 @@ func (*File) ProtoMessage() {}
 
 func (x *File) ProtoReflect() protoreflect.Message {
 	mi := &file_commonpb_common_proto_msgTypes[3]
-	if x != nil {
+	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
 			ms.StoreMessageInfo(mi)
@@ -252,23 +262,26 @@ func (x *File) GetData() []byte {
 
 // Process - A basic process data type
 type Process struct {
-	state         protoimpl.MessageState `protogen:"open.v1"`
-	Pid           int32                  `protobuf:"varint,1,opt,name=Pid,proto3" json:"Pid,omitempty"`
-	Ppid          int32                  `protobuf:"varint,2,opt,name=Ppid,proto3" json:"Ppid,omitempty"`
-	Executable    string                 `protobuf:"bytes,3,opt,name=Executable,proto3" json:"Executable,omitempty"`
-	Owner         string                 `protobuf:"bytes,4,opt,name=Owner,proto3" json:"Owner,omitempty"`
-	Architecture  string                 `protobuf:"bytes,7,opt,name=Architecture,proto3" json:"Architecture,omitempty"`
-	SessionID     int32                  `protobuf:"varint,5,opt,name=SessionID,proto3" json:"SessionID,omitempty"`
-	CmdLine       []string               `protobuf:"bytes,6,rep,name=CmdLine,proto3" json:"CmdLine,omitempty"`
-	unknownFields protoimpl.UnknownFields
+	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Pid          int32    `protobuf:"varint,1,opt,name=Pid,proto3" json:"Pid,omitempty"`
+	Ppid         int32    `protobuf:"varint,2,opt,name=Ppid,proto3" json:"Ppid,omitempty"`
+	Executable   string   `protobuf:"bytes,3,opt,name=Executable,proto3" json:"Executable,omitempty"`
+	Owner        string   `protobuf:"bytes,4,opt,name=Owner,proto3" json:"Owner,omitempty"`
+	Architecture string   `protobuf:"bytes,7,opt,name=Architecture,proto3" json:"Architecture,omitempty"`
+	SessionID    int32    `protobuf:"varint,5,opt,name=SessionID,proto3" json:"SessionID,omitempty"`
+	CmdLine      []string `protobuf:"bytes,6,rep,name=CmdLine,proto3" json:"CmdLine,omitempty"`
 }
 
 func (x *Process) Reset() {
 	*x = Process{}
-	mi := &file_commonpb_common_proto_msgTypes[4]
-	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-	ms.StoreMessageInfo(mi)
+	if protoimpl.UnsafeEnabled {
+		mi := &file_commonpb_common_proto_msgTypes[4]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
 }
 
 func (x *Process) String() string {
@@ -279,7 +292,7 @@ func (*Process) ProtoMessage() {}
 
 func (x *Process) ProtoReflect() protoreflect.Message {
 	mi := &file_commonpb_common_proto_msgTypes[4]
-	if x != nil {
+	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
 			ms.StoreMessageInfo(mi)
@@ -345,18 +358,21 @@ func (x *Process) GetCmdLine() []string {
 
 // EnvVar - Environment variable K/V
 type EnvVar struct {
-	state         protoimpl.MessageState `protogen:"open.v1"`
-	Key           string                 `protobuf:"bytes,1,opt,name=Key,proto3" json:"Key,omitempty"`
-	Value         string                 `protobuf:"bytes,2,opt,name=Value,proto3" json:"Value,omitempty"`
-	unknownFields protoimpl.UnknownFields
+	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Key   string `protobuf:"bytes,1,opt,name=Key,proto3" json:"Key,omitempty"`
+	Value string `protobuf:"bytes,2,opt,name=Value,proto3" json:"Value,omitempty"`
 }
 
 func (x *EnvVar) Reset() {
 	*x = EnvVar{}
-	mi := &file_commonpb_common_proto_msgTypes[5]
-	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-	ms.StoreMessageInfo(mi)
+	if protoimpl.UnsafeEnabled {
+		mi := &file_commonpb_common_proto_msgTypes[5]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
 }
 
 func (x *EnvVar) String() string {
@@ -367,7 +383,7 @@ func (*EnvVar) ProtoMessage() {}
 
 func (x *EnvVar) ProtoReflect() protoreflect.Message {
 	mi := &file_commonpb_common_proto_msgTypes[5]
-	if x != nil {
+	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
 			ms.StoreMessageInfo(mi)
@@ -453,7 +469,7 @@ func file_commonpb_common_proto_rawDescGZIP() []byte {
 }
 
 var file_commonpb_common_proto_msgTypes = make([]protoimpl.MessageInfo, 6)
-var file_commonpb_common_proto_goTypes = []any{
+var file_commonpb_common_proto_goTypes = []interface{}{
 	(*Empty)(nil),    // 0: commonpb.Empty
 	(*Request)(nil),  // 1: commonpb.Request
 	(*Response)(nil), // 2: commonpb.Response
@@ -474,6 +490,80 @@ func file_commonpb_common_proto_init() {
 	if File_commonpb_common_proto != nil {
 		return
 	}
+	if !protoimpl.UnsafeEnabled {
+		file_commonpb_common_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*Empty); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_commonpb_common_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*Request); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_commonpb_common_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*Response); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_commonpb_common_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*File); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_commonpb_common_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*Process); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_commonpb_common_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*EnvVar); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
 		File: protoimpl.DescBuilder{

protobuf/dnspb/dns.pb.go

@@ -1,7 +1,7 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.36.3
-// 	protoc        v5.29.3
+// 	protoc-gen-go v1.26.0
+// 	protoc        v3.15.8
 // source: dnspb/dns.proto
 
 package dnspb
@@ -87,27 +87,32 @@ func (DNSMessageType) EnumDescriptor() ([]byte, []int) {
 	return file_dnspb_dns_proto_rawDescGZIP(), []int{0}
 }
 
-// NOTE: DNS is very space sensitive so certain fields are re-purposed
-// depending on the DNSMessageType as noted below:
 //
-// [Type TOTP]: ID field is used for the TOTP code
+//NOTE: DNS is very space sensitive so certain fields are re-purposed
+//depending on the DNSMessageType as noted below:
+//
+//[Type TOTP]: ID field is used for the TOTP code
+//
 type DNSMessage struct {
-	state         protoimpl.MessageState `protogen:"open.v1"`
-	Type          DNSMessageType         `protobuf:"varint,1,opt,name=Type,proto3,enum=dnspb.DNSMessageType" json:"Type,omitempty"`
-	ID            uint32                 `protobuf:"varint,2,opt,name=ID,proto3" json:"ID,omitempty"`       // 8 bit message id + 24 bit dns session ID
-	Start         uint32                 `protobuf:"varint,3,opt,name=Start,proto3" json:"Start,omitempty"` // Bytes start at
-	Stop          uint32                 `protobuf:"varint,4,opt,name=Stop,proto3" json:"Stop,omitempty"`   // Bytes stop at
-	Size          uint32                 `protobuf:"varint,5,opt,name=Size,proto3" json:"Size,omitempty"`   // Total size
-	Data          []byte                 `protobuf:"bytes,6,opt,name=Data,proto3" json:"Data,omitempty"`    // Actual data
-	unknownFields protoimpl.UnknownFields
+	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Type  DNSMessageType `protobuf:"varint,1,opt,name=Type,proto3,enum=dnspb.DNSMessageType" json:"Type,omitempty"`
+	ID    uint32         `protobuf:"varint,2,opt,name=ID,proto3" json:"ID,omitempty"`       // 8 bit message id + 24 bit dns session ID
+	Start uint32         `protobuf:"varint,3,opt,name=Start,proto3" json:"Start,omitempty"` // Bytes start at
+	Stop  uint32         `protobuf:"varint,4,opt,name=Stop,proto3" json:"Stop,omitempty"`   // Bytes stop at
+	Size  uint32         `protobuf:"varint,5,opt,name=Size,proto3" json:"Size,omitempty"`   // Total size
+	Data  []byte         `protobuf:"bytes,6,opt,name=Data,proto3" json:"Data,omitempty"`    // Actual data
 }
 
 func (x *DNSMessage) Reset() {
 	*x = DNSMessage{}
-	mi := &file_dnspb_dns_proto_msgTypes[0]
-	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
-	ms.StoreMessageInfo(mi)
+	if protoimpl.UnsafeEnabled {
+		mi := &file_dnspb_dns_proto_msgTypes[0]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
 }
 
 func (x *DNSMessage) String() string {
@@ -118,7 +123,7 @@ func (*DNSMessage) ProtoMessage() {}
 
 func (x *DNSMessage) ProtoReflect() protoreflect.Message {
 	mi := &file_dnspb_dns_proto_msgTypes[0]
-	if x != nil {
+	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
 			ms.StoreMessageInfo(mi)
@@ -218,7 +223,7 @@ func file_dnspb_dns_proto_rawDescGZIP() []byte {
 
 var file_dnspb_dns_proto_enumTypes = make([]protoimpl.EnumInfo, 1)
 var file_dnspb_dns_proto_msgTypes = make([]protoimpl.MessageInfo, 1)
-var file_dnspb_dns_proto_goTypes = []any{
+var file_dnspb_dns_proto_goTypes = []interface{}{
 	(DNSMessageType)(0), // 0: dnspb.DNSMessageType
 	(*DNSMessage)(nil),  // 1: dnspb.DNSMessage
 }
@@ -236,6 +241,20 @@ func file_dnspb_dns_proto_init() {
 	if File_dnspb_dns_proto != nil {
 		return
 	}
+	if !protoimpl.UnsafeEnabled {
+		file_dnspb_dns_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*DNSMessage); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
 		File: protoimpl.DescBuilder{

protobuf/rpcpb/services.pb.go

@@ -1,7 +1,7 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.36.3
-// 	protoc        v5.29.3
+// 	protoc-gen-go v1.26.0
+// 	protoc        v3.15.8
 // source: rpcpb/services.proto
 
 package rpcpb
@@ -724,7 +724,7 @@ var file_rpcpb_services_proto_rawDesc = []byte{
 	0x70, 0x63, 0x70, 0x62, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
-var file_rpcpb_services_proto_goTypes = []any{
+var file_rpcpb_services_proto_goTypes = []interface{}{
 	(*commonpb.Empty)(nil),                    // 0: commonpb.Empty
 	(*clientpb.ClientLogData)(nil),            // 1: clientpb.ClientLogData
 	(*sliverpb.KillReq)(nil),                  // 2: sliverpb.KillReq

protobuf/sliverpb/sliver.proto

@@ -515,6 +515,9 @@ message ExecuteReq {
   bool Output = 3;
   string Stdout = 4;
   string Stderr = 5;
+  bool EnvInheritance = 6;
+  map<string, string> Env = 7;
+
   uint32 PPid = 10;
 
   commonpb.Request Request = 9;

server/assets/assets-helpers.go

@@ -277,7 +277,7 @@ func SetupGoPath(goPathSrc string, includeDNS bool) error {
 	}
 	sliverpbGoSrc = xorPBRawBytes(sliverpbGoSrc)
 	sliverpbGoSrc = stripSliverpb(sliverpbGoSrc)
-	sliverpbDir := filepath.Join(goPathSrc, "github.com", "bishopfox", "sliver", "protobuf", "sliverpb")
+	sliverpbDir := filepath.Join(goPathSrc, "protobuf", "sliverpb")
 	setupLog.Infof("Creating sliverpb directory: %s", sliverpbDir)
 	os.MkdirAll(sliverpbDir, 0700)
 	os.WriteFile(filepath.Join(sliverpbDir, "sliver.pb.go"), sliverpbGoSrc, 0600)
@@ -290,7 +290,7 @@ func SetupGoPath(goPathSrc string, includeDNS bool) error {
 		return err
 	}
 	commonpbSrc = xorPBRawBytes(commonpbSrc)
-	commonpbDir := filepath.Join(goPathSrc, "github.com", "bishopfox", "sliver", "protobuf", "commonpb")
+	commonpbDir := filepath.Join(goPathSrc, "protobuf", "commonpb")
 	os.MkdirAll(commonpbDir, 0700)
 	os.WriteFile(filepath.Join(commonpbDir, "common.pb.go"), commonpbSrc, 0600)
 
@@ -302,7 +302,7 @@ func SetupGoPath(goPathSrc string, includeDNS bool) error {
 			return err
 		}
 		dnspbSrc = xorPBRawBytes(dnspbSrc)
-		dnspbDir := filepath.Join(goPathSrc, "github.com", "bishopfox", "sliver", "protobuf", "dnspb")
+		dnspbDir := filepath.Join(goPathSrc, "protobuf", "dnspb")
 		os.MkdirAll(dnspbDir, 0700)
 		os.WriteFile(filepath.Join(dnspbDir, "dns.pb.go"), dnspbSrc, 0600)
 	}

server/c2/http.go

@@ -69,6 +69,7 @@ var (
 
 const (
 	DefaultMaxBodyLength   = 2 * 1024 * 1024 * 1024 // 2Gb
+	DefaultMaxUnauthBodyLength = 8 * 1024 * 1024   // 8Mb
 	DefaultHTTPTimeout     = time.Minute
 	DefaultLongPollTimeout = time.Second
 	DefaultLongPollJitter  = time.Second
@@ -564,7 +565,10 @@ func (s *SliverHTTPC2) anonymousHandler(resp http.ResponseWriter, req *http.Requ
 func (s *SliverHTTPC2) startSessionHandler(resp http.ResponseWriter, req *http.Request, encoder sliverEncoders.Encoder) {
 	httpLog.Debug("Start http session request")
 
-	body, err := io.ReadAll(req.Body)
+	body, err := io.ReadAll(&io.LimitedReader{
+		R: req.Body,
+		N: int64(DefaultMaxUnauthBodyLength),
+	})
 	if err != nil {
 		httpLog.Errorf("Failed to read body %s", err)
 		s.defaultHandler(resp, req)

server/cli/cli.go

@@ -28,6 +28,7 @@ import (
 
 	"github.com/spf13/cobra"
 
+	clientcli "github.com/bishopfox/sliver/client/cli"
 	"github.com/bishopfox/sliver/server/assets"
 	"github.com/bishopfox/sliver/server/c2"
 	"github.com/bishopfox/sliver/server/certs"
@@ -72,6 +73,8 @@ func initConsoleLogging(appDir string) *os.File {
 }
 
 func init() {
+	rootCmd.Flags().String(clientcli.RCFlagName, "", "path to rc script file")
+
 	// Unpack
 	unpackCmd.Flags().BoolP(forceFlagStr, "f", false, "Force unpack and overwrite")
 	rootCmd.AddCommand(unpackCmd)
@@ -147,8 +150,14 @@ var rootCmd = &cobra.Command{
 		if serverConfig.DaemonMode {
 			daemon.Start(daemon.BlankHost, daemon.BlankPort, serverConfig.DaemonConfig.Tailscale)
 		} else {
+			rcScript, err := clientcli.ReadRCScript(cmd)
+			if err != nil {
+				fmt.Printf("Failed to read rc script: %s\n", err)
+				return
+			}
+
 			os.Args = os.Args[:1] // Hide cli from grumble console
-			console.Start()
+			console.Start(rcScript)
 		}
 	},
 }

server/configs/database.go

@@ -26,6 +26,7 @@ import (
 	"os"
 	"path"
 	"path/filepath"
+	"sort"
 
 	"github.com/bishopfox/sliver/server/assets"
 	"github.com/bishopfox/sliver/server/log"
@@ -47,6 +48,13 @@ var (
 	ErrInvalidDialect = errors.New("invalid SQL Dialect")
 
 	databaseConfigLog = log.NamedLogger("config", "database")
+
+	defaultSQLitePragmas = map[string]string{
+		"journal_mode": "WAL",    // reduce writer blocking, better concurrency
+		"busy_timeout": "5000",   // wait for locks instead of failing fast (ms)
+		"synchronous":  "NORMAL", // faster WAL syncs while retaining durability
+		"temp_store":   "MEMORY", // keep temp structures off disk for quicker startup
+	}
 )
 
 // GetDatabaseConfigPath - File path to config.json
@@ -66,7 +74,8 @@ type DatabaseConfig struct {
 	Host     string `json:"host"`
 	Port     uint16 `json:"port"`
 
-	Params map[string]string `json:"params"`
+	Params  map[string]string `json:"params"`
+	Pragmas map[string]string `json:"pragmas"`
 
 	MaxIdleConns int `json:"max_idle_conns"`
 	MaxOpenConns int `json:"max_open_conns"`
@@ -80,7 +89,7 @@ func (c *DatabaseConfig) DSN() (string, error) {
 	switch c.Dialect {
 	case Sqlite:
 		filePath := filepath.Join(assets.GetRootAppDir(), "sliver.db")
-		params := encodeParams(c.Params)
+		params := encodeSQLiteParams(c.Params, c.Pragmas)
 		return fmt.Sprintf("file:%s?%s", filePath, params), nil
 	case MySQL:
 		user := url.QueryEscape(c.Username)
@@ -112,6 +121,44 @@ func encodeParams(rawParams map[string]string) string {
 	return params.Encode()
 }
 
+func encodeSQLiteParams(rawParams map[string]string, pragmas map[string]string) string {
+	if rawParams == nil {
+		rawParams = map[string]string{}
+	}
+	params := url.Values{}
+
+	// Preserve any user-provided parameters first.
+	for key, value := range rawParams {
+		params.Add(key, value)
+	}
+
+	// Apply safer defaults only when the user has not set any custom pragma.
+	if _, ok := rawParams["_pragma"]; !ok {
+		selectedPragmas := pragmas
+		if len(selectedPragmas) == 0 {
+			selectedPragmas = defaultSQLitePragmas
+		}
+
+		keys := make([]string, 0, len(selectedPragmas))
+		for key := range selectedPragmas {
+			keys = append(keys, key)
+		}
+		sort.Strings(keys)
+
+		for _, key := range keys {
+			value := selectedPragmas[key]
+			params.Add("_pragma", fmt.Sprintf("%s(%s)", key, value))
+		}
+	}
+
+	// Encourage shared cache to play nicer with WAL and multiple connections.
+	if _, ok := rawParams["cache"]; !ok {
+		params.Add("cache", "shared")
+	}
+
+	return params.Encode()
+}
+
 // Save - Save config file to disk
 func (c *DatabaseConfig) Save() error {
 	configPath := GetDatabaseConfigPath()
@@ -161,6 +208,8 @@ func GetDatabaseConfig() *DatabaseConfig {
 		config.MaxOpenConns = 1
 	}
 
+	ensureSQLiteDefaults(config)
+
 	err := config.Save() // This updates the config with any missing fields
 	if err != nil {
 		databaseConfigLog.Errorf("Failed to save default config %s", err)
@@ -171,9 +220,29 @@ func GetDatabaseConfig() *DatabaseConfig {
 func getDefaultDatabaseConfig() *DatabaseConfig {
 	return &DatabaseConfig{
 		Dialect:      Sqlite,
+		Pragmas:      defaultSQLitePragmas,
 		MaxIdleConns: 10,
 		MaxOpenConns: 100,
 
 		LogLevel: "warn",
 	}
 }
+
+func ensureSQLiteDefaults(c *DatabaseConfig) {
+	if c.Dialect != Sqlite {
+		return
+	}
+	if c.Params == nil {
+		c.Params = map[string]string{}
+	}
+	if _, ok := c.Params["_pragma"]; ok {
+		// User provided explicit pragmas; leave Pragmas untouched to avoid confusion.
+		return
+	}
+	if len(c.Pragmas) == 0 {
+		c.Pragmas = defaultSQLitePragmas
+	}
+	if _, ok := c.Params["cache"]; !ok {
+		c.Params["cache"] = "shared"
+	}
+}

server/console/console-admin.go

@@ -28,12 +28,15 @@ import (
 	"os"
 	"path/filepath"
 	"regexp"
+	"sort"
+	"strings"
 
 	"github.com/spf13/cobra"
 
 	consts "github.com/bishopfox/sliver/client/constants"
 	"github.com/bishopfox/sliver/protobuf/clientpb"
 	"github.com/bishopfox/sliver/server/certs"
+	"github.com/bishopfox/sliver/server/console/forms"
 	"github.com/bishopfox/sliver/server/core"
 	"github.com/bishopfox/sliver/server/db"
 	"github.com/bishopfox/sliver/server/db/models"
@@ -172,14 +175,54 @@ func NewOperatorConfig(operatorName string, lhost string, lport uint16, permissi
 	return json.Marshal(config)
 }
 
-func kickOperatorCmd(cmd *cobra.Command, _ []string) {
+func kickOperatorCmd(cmd *cobra.Command, args []string) {
 	operator, _ := cmd.Flags().GetString("name")
 
+	if shouldPromptKickOperator(cmd, args) {
+		names, err := operatorNames()
+		if err != nil {
+			fmt.Printf(Warn+"Failed to list operators: %v\n", err)
+			return
+		}
+		if len(names) == 0 {
+			fmt.Printf(Warn + "No operators found.\n")
+			return
+		}
+		if err := forms.SelectOperator("Select operator to kick", names, &operator); err != nil {
+			if errors.Is(err, forms.ErrUserAborted) {
+				return
+			}
+			fmt.Printf(Warn+"Operator selection failed: %v\n", err)
+			return
+		}
+		if err := cmd.Flags().Set("name", operator); err != nil {
+			fmt.Printf(Warn+"Failed to set operator name: %v\n", err)
+			return
+		}
+	}
+
+	operator = strings.TrimSpace(operator)
+	if operator == "" {
+		fmt.Printf(Warn + "Operator name required (use --name).\n")
+		return
+	}
+
+	exists, err := operatorExists(operator)
+	if err != nil {
+		fmt.Printf(Warn+"Failed to lookup operator %s: %v\n", operator, err)
+		return
+	}
+	if !exists {
+		fmt.Printf(Warn+"Operator %s does not exist.\n", operator)
+		return
+	}
+
 	fmt.Printf(Info+"Removing auth token(s) for %s, please wait ... \n", operator)
-	err := db.Session().Where(&models.Operator{
+	err = db.Session().Where(&models.Operator{
 		Name: operator,
 	}).Delete(&models.Operator{}).Error
 	if err != nil {
+		fmt.Printf(Warn+"Failed to remove operator %s: %v\n", operator, err)
 		return
 	}
 	transport.ClearTokenCache()
@@ -192,6 +235,55 @@ func kickOperatorCmd(cmd *cobra.Command, _ []string) {
 	fmt.Printf(Info+"Operator %s has been kicked out.\n", operator)
 }
 
+func shouldPromptKickOperator(cmd *cobra.Command, args []string) bool {
+	if len(args) != 0 {
+		return false
+	}
+	return cmd.Flags().NFlag() == 0
+}
+
+func operatorNames() ([]string, error) {
+	operators, err := db.OperatorAll()
+	if err != nil {
+		return nil, err
+	}
+
+	names := make([]string, 0, len(operators))
+	seen := make(map[string]struct{}, len(operators))
+	for _, operator := range operators {
+		if operator == nil {
+			continue
+		}
+		name := strings.TrimSpace(operator.Name)
+		if name == "" {
+			continue
+		}
+		if _, ok := seen[name]; ok {
+			continue
+		}
+		seen[name] = struct{}{}
+		names = append(names, name)
+	}
+	sort.Strings(names)
+	return names, nil
+}
+
+func operatorExists(name string) (bool, error) {
+	if strings.TrimSpace(name) == "" {
+		return false, nil
+	}
+	err := db.Session().Where(&models.Operator{
+		Name: name,
+	}).First(&models.Operator{}).Error
+	if err == nil {
+		return true, nil
+	}
+	if errors.Is(err, db.ErrRecordNotFound) {
+		return false, nil
+	}
+	return false, err
+}
+
 func startMultiplayerModeCmd(cmd *cobra.Command, _ []string) {
 	lhost, _ := cmd.Flags().GetString("lhost")
 	lport, _ := cmd.Flags().GetUint16("lport")

server/console/console.go

@@ -38,7 +38,7 @@ import (
 )
 
 // Start - Starts the server console
-func Start() {
+func Start(rcScript string) {
 	_, ln, _ := transport.LocalListener()
 	ctxDialer := grpc.WithContextDialer(func(context.Context, string) (net.Conn, error) {
 		return ln.Dial()
@@ -57,7 +57,7 @@ func Start() {
 	defer conn.Close()
 	localRPC := rpcpb.NewSliverRPCClient(conn)
 	con := console.NewConsole(false)
-	console.StartClient(con, localRPC, command.ServerCommands(con, serverOnlyCmds), command.SliverCommands(con), true)
+	console.StartClient(con, localRPC, command.ServerCommands(con, serverOnlyCmds), command.SliverCommands(con), true, rcScript)
 
 	con.App.Start()
 }

server/console/forms/operator_selector.go

@@ -0,0 +1,74 @@
+package forms
+
+import (
+	"errors"
+	"strings"
+
+	"github.com/charmbracelet/huh"
+)
+
+const defaultSelectHeight = 10
+
+// ErrUserAborted exposes the huh user-abort sentinel for callers.
+var ErrUserAborted = huh.ErrUserAborted
+
+// SelectOperator prompts for a single operator selection.
+func SelectOperator(title string, operators []string, value *string) error {
+	if value == nil {
+		return errors.New("operator selection value is required")
+	}
+	if len(operators) == 0 {
+		return errors.New("operator selection options are required")
+	}
+
+	ensureSelectedValue(operators, value)
+
+	field := huh.NewSelect[string]().
+		Title(title).
+		Options(makeStringOptions(operators)...).
+		Height(listHeight(len(operators))).
+		Value(value).
+		Validate(func(val string) error {
+			if strings.TrimSpace(val) == "" {
+				return errors.New("selection required")
+			}
+			return nil
+		})
+
+	form := huh.NewForm(huh.NewGroup(field))
+	return form.Run()
+}
+
+func ensureSelectedValue(options []string, value *string) {
+	if value == nil || len(options) == 0 {
+		return
+	}
+	if strings.TrimSpace(*value) == "" {
+		*value = options[0]
+		return
+	}
+	for _, option := range options {
+		if option == *value {
+			return
+		}
+	}
+	*value = options[0]
+}
+
+func makeStringOptions(options []string) []huh.Option[string] {
+	converted := make([]huh.Option[string], 0, len(options))
+	for _, option := range options {
+		converted = append(converted, huh.NewOption(option, option))
+	}
+	return converted
+}
+
+func listHeight(count int) int {
+	if count < 1 {
+		return 1
+	}
+	if count > defaultSelectHeight {
+		return defaultSelectHeight
+	}
+	return count
+}

server/core/rtunnels/rtunnels.go

@@ -6,9 +6,11 @@ import (
 )
 
 var (
-	Rtunnels map[uint64]*RTunnel = make(map[uint64]*RTunnel)
-	mutex    sync.RWMutex
-	pending  sync.Map
+	Rtunnels  map[uint64]*RTunnel = make(map[uint64]*RTunnel)
+	mutex     sync.RWMutex
+	pending   map[string]map[string]int
+	listeners map[string]map[uint32]string
+	pendingMu sync.Mutex
 )
 
 // RTunnel - Duplex byte read/write
@@ -97,20 +99,107 @@ func RemoveRTunnel(ID uint64) {
 }
 
 func AddPending(sessionID string, connStr string) {
-	pending.Store(sessionID, connStr)
+	pendingMu.Lock()
+	defer pendingMu.Unlock()
+	if pending == nil {
+		pending = make(map[string]map[string]int)
+	}
+	addrMap := pending[sessionID]
+	if addrMap == nil {
+		addrMap = make(map[string]int)
+		pending[sessionID] = addrMap
+	}
+	addrMap[connStr]++
 }
 
-func DeletePending(sessionID string) {
-	pending.Delete(sessionID)
+func DeletePending(sessionID string, connStr string) {
+	pendingMu.Lock()
+	defer pendingMu.Unlock()
+	if pending == nil {
+		return
+	}
+	if addrMap, ok := pending[sessionID]; ok {
+		if count, ok := addrMap[connStr]; ok {
+			if count <= 1 {
+				delete(addrMap, connStr)
+			} else {
+				addrMap[connStr] = count - 1
+			}
+		}
+		if len(addrMap) == 0 {
+			delete(pending, sessionID)
+		}
+	}
 }
 
 func Check(sessionID string, connStr string) bool {
-	if val, ok := pending.Load(sessionID); ok {
-		return val == connStr
+	pendingMu.Lock()
+	defer pendingMu.Unlock()
+	if pending == nil {
+		return false
+	}
+	if addrMap, ok := pending[sessionID]; ok {
+		return addrMap[connStr] > 0
 	}
 	return false
 }
 
+func TrackListener(sessionID string, listenerID uint32, connStr string) {
+	pendingMu.Lock()
+	defer pendingMu.Unlock()
+	if listeners == nil {
+		listeners = make(map[string]map[uint32]string)
+	}
+	if pending == nil {
+		pending = make(map[string]map[string]int)
+	}
+	lm := listeners[sessionID]
+	if lm == nil {
+		lm = make(map[uint32]string)
+		listeners[sessionID] = lm
+	}
+	lm[listenerID] = connStr
+	addrMap := pending[sessionID]
+	if addrMap == nil {
+		addrMap = make(map[string]int)
+		pending[sessionID] = addrMap
+	}
+	addrMap[connStr]++
+}
+
+func UntrackListener(sessionID string, listenerID uint32) bool {
+	pendingMu.Lock()
+	defer pendingMu.Unlock()
+	if listeners == nil || pending == nil {
+		return false
+	}
+	lm, ok := listeners[sessionID]
+	if !ok {
+		return false
+	}
+	connStr, ok := lm[listenerID]
+	if !ok {
+		return false
+	}
+	delete(lm, listenerID)
+	if len(lm) == 0 {
+		delete(listeners, sessionID)
+	}
+	if addrMap, ok := pending[sessionID]; ok {
+		if count, ok := addrMap[connStr]; ok {
+			if count <= 1 {
+				delete(addrMap, connStr)
+			} else {
+				addrMap[connStr] = count - 1
+			}
+		}
+		if len(addrMap) == 0 {
+			delete(pending, sessionID)
+		}
+	}
+	return true
+}
+
 // func removeAndCloseAllRTunnels() {
 // 	mutex.Lock()
 // 	defer mutex.Unlock()